.config/dotnet-tools.json

@@ -1,13 +0,0 @@
-{
-  "version": 1,
-  "isRoot": true,
-  "tools": {
-    "dotnet-ef": {
-      "version": "10.0.7",
-      "commands": [
-        "dotnet-ef"
-      ],
-      "rollForward": false
-    }
-  }
-}

.gitattributes

@@ -0,0 +1,63 @@
+###############################################################################
+# Set default behavior to automatically normalize line endings.
+###############################################################################
+* text=auto
+
+###############################################################################
+# Set default behavior for command prompt diff.
+#
+# This is need for earlier builds of msysgit that does not have it on by
+# default for csharp files.
+# Note: This is only used by command line
+###############################################################################
+#*.cs     diff=csharp
+
+###############################################################################
+# Set the merge driver for project and solution files
+#
+# Merging from the command prompt will add diff markers to the files if there
+# are conflicts (Merging from VS is not affected by the settings below, in VS
+# the diff markers are never inserted). Diff markers may cause the following 
+# file extensions to fail to load in VS. An alternative would be to treat
+# these files as binary and thus will always conflict and require user
+# intervention with every merge. To do so, just uncomment the entries below
+###############################################################################
+#*.sln       merge=binary
+#*.csproj    merge=binary
+#*.vbproj    merge=binary
+#*.vcxproj   merge=binary
+#*.vcproj    merge=binary
+#*.dbproj    merge=binary
+#*.fsproj    merge=binary
+#*.lsproj    merge=binary
+#*.wixproj   merge=binary
+#*.modelproj merge=binary
+#*.sqlproj   merge=binary
+#*.wwaproj   merge=binary
+
+###############################################################################
+# behavior for image files
+#
+# image files are treated as binary by default.
+###############################################################################
+#*.jpg   binary
+#*.png   binary
+#*.gif   binary
+
+###############################################################################
+# diff behavior for common document formats
+# 
+# Convert binary document formats to text before diffing them. This feature
+# is only available from the command line. Turn it on by uncommenting the 
+# entries below.
+###############################################################################
+#*.doc   diff=astextplain
+#*.DOC   diff=astextplain
+#*.docx  diff=astextplain
+#*.DOCX  diff=astextplain
+#*.dot   diff=astextplain
+#*.DOT   diff=astextplain
+#*.pdf   diff=astextplain
+#*.PDF   diff=astextplain
+#*.rtf   diff=astextplain
+#*.RTF   diff=astextplain

.gitignore

@@ -1,36 +1,363 @@
-################################################################################
+## Ignore Visual Studio temporary files, build results, and
-# 此 .gitignore 文件已由 Microsoft(R) Visual Studio 自动创建。
+## files generated by popular Visual Studio add-ons.
-################################################################################
+##
+## Get latest from https://github.com/github/gitignore/blob/master/VisualStudio.gitignore
 
-/FileShare-PC/bin
+# User-specific files
-/FileShare-PC/.vs
+*.rsuser
-/FileShare-PC/obj
+*.suo
-/FileShare-API/bin
+*.user
-/FileShare-API/obj
+*.userosscache
-/FileShare-Services/bin
+*.sln.docstates
-/FileShare-Services/obj
+
-/FileShare-Web-VUE/.vscode
+# User-specific files (MonoDevelop/Xamarin Studio)
-/FileShare-Web-VUE/obj
+*.userprefs
-/FileShare-Web-VUE/node_modules
+
-/FileShare-Web-VUE/dist
+# Mono auto generated files
-/FileShare-Web-VUE/.vscode
+mono_crash.*
-/FileShare-EFCore/bin
+
-/FileShare-EFCore/obj
+# Build results
-/FileShare-Common/bin
+[Dd]ebug/
-/FileShare-Common/obj
+[Dd]ebugPublic/
-/FileShare-API/logs
+[Rr]elease/
-/FileShare-API/fileshare-api.db
+[Rr]eleases/
-/FileShare-API/fileshare-api.db-shm
+x64/
-/FileShare-API/fileshare-api.db-wal
+x86/
-/FileShare-API/app.db
+[Ww][Ii][Nn]32/
-/FileShare-API/app.db-shm
+[Aa][Rr][Mm]/
-/FileShare-API/app.db-wal
+[Aa][Rr][Mm]64/
-/FileShare-API/wwwroot
+bld/
-/package-output
+[Bb]in/
-/package-scripts/tools
+[Oo]bj/
-/.vs
+[Oo]ut/
-/bin
+[Ll]og/
-/obj
+[Ll]ogs/
-/.claude
+
-/.codex-build
+# Visual Studio 2015/2017 cache/options directory
-/FileShare-API/Properties
+.vs/
+# Uncomment if you have tasks that create the project's static files in wwwroot
+#wwwroot/
+
+# Visual Studio 2017 auto generated files
+Generated\ Files/
+
+# MSTest test Results
+[Tt]est[Rr]esult*/
+[Bb]uild[Ll]og.*
+
+# NUnit
+*.VisualState.xml
+TestResult.xml
+nunit-*.xml
+
+# Build Results of an ATL Project
+[Dd]ebugPS/
+[Rr]eleasePS/
+dlldata.c
+
+# Benchmark Results
+BenchmarkDotNet.Artifacts/
+
+# .NET Core
+project.lock.json
+project.fragment.lock.json
+artifacts/
+
+# ASP.NET Scaffolding
+ScaffoldingReadMe.txt
+
+# StyleCop
+StyleCopReport.xml
+
+# Files built by Visual Studio
+*_i.c
+*_p.c
+*_h.h
+*.ilk
+*.meta
+*.obj
+*.iobj
+*.pch
+*.pdb
+*.ipdb
+*.pgc
+*.pgd
+*.rsp
+*.sbr
+*.tlb
+*.tli
+*.tlh
+*.tmp
+*.tmp_proj
+*_wpftmp.csproj
+*.log
+*.vspscc
+*.vssscc
+.builds
+*.pidb
+*.svclog
+*.scc
+
+# Chutzpah Test files
+_Chutzpah*
+
+# Visual C++ cache files
+ipch/
+*.aps
+*.ncb
+*.opendb
+*.opensdf
+*.sdf
+*.cachefile
+*.VC.db
+*.VC.VC.opendb
+
+# Visual Studio profiler
+*.psess
+*.vsp
+*.vspx
+*.sap
+
+# Visual Studio Trace Files
+*.e2e
+
+# TFS 2012 Local Workspace
+$tf/
+
+# Guidance Automation Toolkit
+*.gpState
+
+# ReSharper is a .NET coding add-in
+_ReSharper*/
+*.[Rr]e[Ss]harper
+*.DotSettings.user
+
+# TeamCity is a build add-in
+_TeamCity*
+
+# DotCover is a Code Coverage Tool
+*.dotCover
+
+# AxoCover is a Code Coverage Tool
+.axoCover/*
+!.axoCover/settings.json
+
+# Coverlet is a free, cross platform Code Coverage Tool
+coverage*.json
+coverage*.xml
+coverage*.info
+
+# Visual Studio code coverage results
+*.coverage
+*.coveragexml
+
+# NCrunch
+_NCrunch_*
+.*crunch*.local.xml
+nCrunchTemp_*
+
+# MightyMoose
+*.mm.*
+AutoTest.Net/
+
+# Web workbench (sass)
+.sass-cache/
+
+# Installshield output folder
+[Ee]xpress/
+
+# DocProject is a documentation generator add-in
+DocProject/buildhelp/
+DocProject/Help/*.HxT
+DocProject/Help/*.HxC
+DocProject/Help/*.hhc
+DocProject/Help/*.hhk
+DocProject/Help/*.hhp
+DocProject/Help/Html2
+DocProject/Help/html
+
+# Click-Once directory
+publish/
+
+# Publish Web Output
+*.[Pp]ublish.xml
+*.azurePubxml
+# Note: Comment the next line if you want to checkin your web deploy settings,
+# but database connection strings (with potential passwords) will be unencrypted
+*.pubxml
+*.publishproj
+
+# Microsoft Azure Web App publish settings. Comment the next line if you want to
+# checkin your Azure Web App publish settings, but sensitive information contained
+# in these scripts will be unencrypted
+PublishScripts/
+
+# NuGet Packages
+*.nupkg
+# NuGet Symbol Packages
+*.snupkg
+# The packages folder can be ignored because of Package Restore
+**/[Pp]ackages/*
+# except build/, which is used as an MSBuild target.
+!**/[Pp]ackages/build/
+# Uncomment if necessary however generally it will be regenerated when needed
+#!**/[Pp]ackages/repositories.config
+# NuGet v3's project.json files produces more ignorable files
+*.nuget.props
+*.nuget.targets
+
+# Microsoft Azure Build Output
+csx/
+*.build.csdef
+
+# Microsoft Azure Emulator
+ecf/
+rcf/
+
+# Windows Store app package directories and files
+AppPackages/
+BundleArtifacts/
+Package.StoreAssociation.xml
+_pkginfo.txt
+*.appx
+*.appxbundle
+*.appxupload
+
+# Visual Studio cache files
+# files ending in .cache can be ignored
+*.[Cc]ache
+# but keep track of directories ending in .cache
+!?*.[Cc]ache/
+
+# Others
+ClientBin/
+~$*
+*~
+*.dbmdl
+*.dbproj.schemaview
+*.jfm
+*.pfx
+*.publishsettings
+orleans.codegen.cs
+
+# Including strong name files can present a security risk
+# (https://github.com/github/gitignore/pull/2483#issue-259490424)
+#*.snk
+
+# Since there are multiple workflows, uncomment next line to ignore bower_components
+# (https://github.com/github/gitignore/pull/1529#issuecomment-104372622)
+#bower_components/
+
+# RIA/Silverlight projects
+Generated_Code/
+
+# Backup & report files from converting an old project file
+# to a newer Visual Studio version. Backup files are not needed,
+# because we have git ;-)
+_UpgradeReport_Files/
+Backup*/
+UpgradeLog*.XML
+UpgradeLog*.htm
+ServiceFabricBackup/
+*.rptproj.bak
+
+# SQL Server files
+*.mdf
+*.ldf
+*.ndf
+
+# Business Intelligence projects
+*.rdl.data
+*.bim.layout
+*.bim_*.settings
+*.rptproj.rsuser
+*- [Bb]ackup.rdl
+*- [Bb]ackup ([0-9]).rdl
+*- [Bb]ackup ([0-9][0-9]).rdl
+
+# Microsoft Fakes
+FakesAssemblies/
+
+# GhostDoc plugin setting file
+*.GhostDoc.xml
+
+# Node.js Tools for Visual Studio
+.ntvs_analysis.dat
+node_modules/
+
+# Visual Studio 6 build log
+*.plg
+
+# Visual Studio 6 workspace options file
+*.opt
+
+# Visual Studio 6 auto-generated workspace file (contains which files were open etc.)
+*.vbw
+
+# Visual Studio LightSwitch build output
+**/*.HTMLClient/GeneratedArtifacts
+**/*.DesktopClient/GeneratedArtifacts
+**/*.DesktopClient/ModelManifest.xml
+**/*.Server/GeneratedArtifacts
+**/*.Server/ModelManifest.xml
+_Pvt_Extensions
+
+# Paket dependency manager
+.paket/paket.exe
+paket-files/
+
+# FAKE - F# Make
+.fake/
+
+# CodeRush personal settings
+.cr/personal
+
+# Python Tools for Visual Studio (PTVS)
+__pycache__/
+*.pyc
+
+# Cake - Uncomment if you are using it
+# tools/**
+# !tools/packages.config
+
+# Tabs Studio
+*.tss
+
+# Telerik's JustMock configuration file
+*.jmconfig
+
+# BizTalk build output
+*.btp.cs
+*.btm.cs
+*.odx.cs
+*.xsd.cs
+
+# OpenCover UI analysis results
+OpenCover/
+
+# Azure Stream Analytics local run output
+ASALocalRun/
+
+# MSBuild Binary and Structured Log
+*.binlog
+
+# NVidia Nsight GPU debugger configuration file
+*.nvuser
+
+# MFractors (Xamarin productivity tool) working folder
+.mfractor/
+
+# Local History for Visual Studio
+.localhistory/
+
+# BeatPulse healthcheck temp database
+healthchecksdb
+
+# Backup folder for Package Reference Convert tool in Visual Studio 2017
+MigrationBackup/
+
+# Ionide (cross platform F# VS Code tools) working folder
+.ionide/
+
+# Fody - auto-generated XML schema
+FodyWeavers.xsd

.vscode/settings.json

@@ -1,7 +0,0 @@
-{
-    "chat.tools.terminal.autoApprove": {
-        "ForEach-Object": true,
-        "dotnet list": true,
-        "dotnet build": true
-    }
-}

AGENTS.md

@@ -1,4 +0,0 @@
-# Codex Rules
-
-- Do not manually edit files under `FileShare-EFCore/Migrations/**`. These files are generated by EF scripts.
-- When database schema changes are needed, update the EF model/configuration only and ask the user to generate migrations with the project scripts.

App.axaml

@@ -1,7 +1,7 @@
 <Application xmlns="https://github.com/avaloniaui"
              xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
-             x:Class="FileShare_PC.App"
+             x:Class="Avalonia_PC.App"
-             xmlns:local="using:FileShare_PC"
+             xmlns:local="using:Avalonia_PC"
              RequestedThemeVariant="Default">
              <!-- "Default" ThemeVariant follows system theme variant. "Dark" or "Light" are other available options. -->
 

App.axaml.cs

@@ -1,11 +1,11 @@
 using Avalonia;
 using Avalonia.Controls.ApplicationLifetimes;
 using Avalonia.Markup.Xaml;
-using FileShare_PC.ViewModels;
+using Avalonia_PC.ViewModels;
-using FileShare_PC.Views;
+using Avalonia_PC.Views;
 using Microsoft.Extensions.DependencyInjection;
 
-namespace FileShare_PC
+namespace Avalonia_PC
 {
     /// <summary>
     /// Avalonia 应用程序入口类，负责初始化 XAML 资源和设置主窗口。

Authentication/DefaultPcThirdPartyAuthorizationClient.cs

@@ -1,9 +1,9 @@
-using FileShare_Services.Services.AuthService;
+using Avalonia_Services.Services.AuthService;
 using System;
 using System.Threading;
 using System.Threading.Tasks;
 
-namespace FileShare_PC.Authentication
+namespace Avalonia_PC.Authentication
 {
     /// <summary>
     /// 第三方授权客户端占位实现。接入真实第三方接口时替换此服务即可。

Authentication/PcAuthEndpointService.cs

@@ -1,11 +1,12 @@
 using Authentication;
-using FileShare_Common.Core;
+using Avalonia_Common.Core;
-using FileShare_Services.Core;
+using Avalonia_Services.Core;
-using FileShare_Services.Services.AuthService;
+using Avalonia_Services.Services.AuthService;
 using System;
+using System.Text.Json;
 using System.Threading.Tasks;
 
-namespace FileShare_PC.Authentication
+namespace Avalonia_PC.Authentication
 {
     /// <summary>
     /// PC 端鉴权端点服务，实现 <see cref="IPcAuthEndpointService"/>，
@@ -13,10 +14,16 @@ namespace FileShare_PC.Authentication
     /// </summary>
     public sealed class PcAuthEndpointService(PcGlobalTokenService tokenService) : IPcAuthEndpointService
     {
-        /// <inheritdoc />
+        private static readonly JsonSerializerOptions JsonOptions = new()
-        public async Task<IApiResponse> AuthorizeAsync(PcAuthorizeRequest request, ServiceEndpointContext ctx)
         {
-            var token = await tokenService.AuthorizeAsync(request.AuthorizationCode);
+            PropertyNameCaseInsensitive = true,
+        };
+
+        /// <inheritdoc />
+        public async Task<object?> AuthorizeAsync(ServiceEndpointContext ctx)
+        {
+            var request = Deserialize<PcAuthorizeRequest>(ctx.Body);
+            var token = await tokenService.AuthorizeAsync(request?.AuthorizationCode);
             if (token is null)
             {
                 ctx.StatusCode = 401;
@@ -27,9 +34,10 @@ namespace FileShare_PC.Authentication
         }
 
         /// <inheritdoc />
-        public async Task<IApiResponse> RefreshAsync(PcRefreshRequest request, ServiceEndpointContext ctx)
+        public async Task<object?> RefreshAsync(ServiceEndpointContext ctx)
         {
-            var token = request.Token ?? ExtractBearerToken(ctx.GetHeader("Authorization"));
+            var request = Deserialize<PcRefreshRequest>(ctx.Body);
+            var token = request?.Token ?? ExtractBearerToken(ctx.GetHeader("Authorization"));
             var refreshed = await tokenService.RefreshAsync(token);
             if (refreshed is null)
             {
@@ -41,11 +49,25 @@ namespace FileShare_PC.Authentication
         }
 
         /// <inheritdoc />
-        public Task<IApiResponse> LogoutAsync(PcLogoutRequest request, ServiceEndpointContext ctx)
+        public Task<object?> LogoutAsync(ServiceEndpointContext ctx)
         {
-            var token = request.Token ?? ExtractBearerToken(ctx.GetHeader("Authorization"));
+            var request = Deserialize<PcLogoutRequest>(ctx.Body);
+            var token = request?.Token ?? ExtractBearerToken(ctx.GetHeader("Authorization"));
             tokenService.Logout(token);
-            return Task.FromResult<IApiResponse>(ResponseHelper.Succeed("退出成功"));
+            return Task.FromResult<object?>(ResponseHelper.Succeed("退出成功"));
+        }
+
+        /// <summary>
+        /// 将 JSON 请求体反序列化为指定类型。
+        /// </summary>
+        /// <typeparam name="T">目标类型。</typeparam>
+        /// <param name="body">JSON 请求体字符串，可为空。</param>
+        /// <returns>反序列化后的对象；若 body 为空则返回默认值。</returns>
+        private static T? Deserialize<T>(string? body)
+        {
+            return string.IsNullOrWhiteSpace(body)
+                ? default
+                : JsonSerializer.Deserialize<T>(body, JsonOptions);
         }
 
         /// <summary>

Authentication/PcAuthService.cs

@@ -1,10 +1,10 @@
 using Authentication;
-using FileShare_Services.Core;
+using Avalonia_Services.Core;
 using System;
 using System.Security.Claims;
 using System.Threading.Tasks;
 
-namespace FileShare_PC.Authentication
+namespace Avalonia_PC.Authentication
 {
     /// <summary>
     /// PC 端鉴权服务，基于全局 Token 验证用户身份，实现 <see cref="IAuthService"/>。

Authentication/PcGlobalTokenService.cs

@@ -1,4 +1,4 @@
-using FileShare_Services.Services.AuthService;
+using Avalonia_Services.Services.AuthService;
 using System;
 using System.Security.Cryptography;
 using System.Text;

Avalonia-PC.csproj

@@ -1,4 +1,4 @@
-<Project Sdk="Microsoft.NET.Sdk">
+<Project Sdk="Microsoft.NET.Sdk">
   <PropertyGroup>
     <OutputType>WinExe</OutputType>
     <TargetFramework>net10.0</TargetFramework>
@@ -13,8 +13,6 @@
     <Content Include="www\**\*">
       <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
     </Content>
-    <Content Include="..\tools\ffmpeg\bin\ffmpeg.exe" Link="tools\ffmpeg\bin\ffmpeg.exe" CopyToOutputDirectory="PreserveNewest" CopyToPublishDirectory="PreserveNewest" />
-    <Content Include="..\tools\ffmpeg\bin\ffprobe.exe" Link="tools\ffmpeg\bin\ffprobe.exe" CopyToOutputDirectory="PreserveNewest" CopyToPublishDirectory="PreserveNewest" />
   </ItemGroup>
 
   <ItemGroup>
@@ -43,8 +41,8 @@
   </ItemGroup>
 
   <ItemGroup>
-    <ProjectReference Include="..\FileShare-Services\FileShare-Services.csproj" />
+    <ProjectReference Include="..\Avalonia-Services\Avalonia-Services.csproj" />
-    <ProjectReference Include="..\FileShare-Common\FileShare-Common.csproj" />
+    <ProjectReference Include="..\Avalonia-Common\Avalonia-Common.csproj" />
-    <ProjectReference Include="..\FileShare-EFCore\FileShare-EFCore.csproj" />
+    <ProjectReference Include="..\Avalonia-EFCore\Avalonia-EFCore.csproj" />
   </ItemGroup>
 </Project>

Avalonia-PC.slnx

@@ -0,0 +1,11 @@
+<Solution>
+  <Project Path="../Avalonia-API/Avalonia-API.csproj" Id="e33aba9a-a56b-4f6b-8eaa-3acbed65ebad" />
+  <Project Path="../Avalonia-Common/Avalonia-Common.csproj" Id="caed4118-2161-4382-90b8-35fb4efe3b5f" />
+  <Project Path="../Avalonia-EFCore/Avalonia-EFCore.csproj" Id="64557501-62a7-4863-b2bf-1570b8c6fecb" />
+  <Project Path="../Avalonia-Services/Avalonia-Services.csproj" Id="b8757cf9-5422-4c67-acae-3c967c95f866" />
+  <Project Path="../Avalonia-Web-VUE/avalonia-web-vue.esproj">
+    <Build />
+    <Deploy />
+  </Project>
+  <Project Path="Avalonia-PC.csproj" />
+</Solution>

FileShare-API/Authentication/ApiAuthEndpointService.cs

@@ -1,138 +0,0 @@
-using FileShare_Common.Core;
-using FileShare_EFCore.Database;
-using FileShare_EFCore.Models;
-using FileShare_Services.Core;
-using FileShare_Services.Services.AuthService;
-using Microsoft.EntityFrameworkCore;
-
-namespace FileShare_API.Authentication
-{
-    /// <summary>
-    /// API 鉴权端点服务，实现 <see cref="IApiAuthEndpointService"/>，
-    /// 处理登录、刷新 Token 和登出操作，使用 JWT 与 Refresh Token 机制。
-    /// </summary>
-    public sealed class ApiAuthEndpointService(
-        AppDataContext db,
-        JwtTokenService jwtTokenService,
-        RefreshTokenService refreshTokenService) : IApiAuthEndpointService
-    {
-        /// <summary>
-        /// 处理用户登录请求。根据账号（邮箱或用户名）查找或创建用户，
-        /// 生成 JWT Access Token 和 Refresh Token 并返回。
-        /// </summary>
-        /// <param name="ctx">服务端点上下文，包含请求体、请求头等信息。</param>
-        /// <returns>包含 AccessToken、RefreshToken 及过期时间的认证响应。</returns>
-        public async Task<IApiResponse> LoginAsync(ApiLoginRequest request, ServiceEndpointContext ctx)
-        {
-            if (string.IsNullOrWhiteSpace(request.Account))
-            {
-                ctx.StatusCode = 400;
-                return ResponseHelper.Failure(400, "账号不能为空");
-            }
-
-            var user = await db.Users.FirstOrDefaultAsync(
-                x => x.Email == request.Account || x.Name == request.Account);
-
-            if (user is null)
-            {
-                user = new UserEntity
-                {
-                    Name = request.Account,
-                    Email = request.Account.Contains('@') ? request.Account : null,
-                };
-                db.Users.Add(user);
-                await db.SaveChangesAsync();
-            }
-
-            var roles = NormalizeRoles(request.Roles);
-            var accessToken = jwtTokenService.CreateAccessToken(user, roles);
-            var refreshToken = await refreshTokenService.CreateAsync(
-                user.Id,
-                ctx.GetHeader("User-Agent"),
-                GetRemoteIpAddress(ctx));
-
-            return ResponseHelper.Ok(new AuthTokenResponse(
-                accessToken.Token,
-                refreshToken.Token,
-                accessToken.ExpiresAt,
-                refreshToken.Entity.ExpiresAt,
-                roles), "登录成功");
-        }
-
-        /// <summary>
-        /// 使用 Refresh Token 轮换新的 Access Token 和 Refresh Token。
-        /// 旧的 Refresh Token 会被撤销并替换。
-        /// </summary>
-        /// <param name="ctx">服务端点上下文，包含请求体中的 RefreshToken。</param>
-        /// <returns>新的 Token 对；若 Refresh Token 无效则返回 401 错误。</returns>
-        public async Task<IApiResponse> RefreshAsync(ApiRefreshTokenRequest request, ServiceEndpointContext ctx)
-        {
-            var rotated = await refreshTokenService.RotateAsync(
-                request.RefreshToken,
-                ctx.GetHeader("User-Agent"),
-                GetRemoteIpAddress(ctx));
-
-            if (rotated is null)
-            {
-                ctx.StatusCode = 401;
-                return ResponseHelper.Failure(401, "刷新 token 无效或已过期");
-            }
-
-            var user = await db.Users.FindAsync(rotated.Value.Entity.UserId);
-            if (user is null)
-            {
-                ctx.StatusCode = 401;
-                return ResponseHelper.Failure(401, "用户不存在");
-            }
-
-            var roles = new[] { "Admin" };
-            var accessToken = jwtTokenService.CreateAccessToken(user, roles);
-
-            return ResponseHelper.Ok(new AuthTokenResponse(
-                accessToken.Token,
-                rotated.Value.Token,
-                accessToken.ExpiresAt,
-                rotated.Value.Entity.ExpiresAt,
-                roles), "刷新成功");
-        }
-
-        /// <summary>
-        /// 处理用户登出请求，撤销指定的 Refresh Token。
-        /// </summary>
-        /// <param name="ctx">服务端点上下文，包含请求体中的 RefreshToken。</param>
-        /// <returns>登出成功的响应。</returns>
-        public async Task<IApiResponse> LogoutAsync(ApiLogoutRequest request, ServiceEndpointContext ctx)
-        {
-            await refreshTokenService.RevokeAsync(request.RefreshToken);
-            return ResponseHelper.Succeed("退出成功");
-        }
-
-        /// <summary>
-        /// 从上下文的 Items 中提取 ASP.NET Core HttpContext，并获取客户端远程 IP 地址。
-        /// </summary>
-        /// <param name="ctx">服务端点上下文。</param>
-        /// <returns>客户端 IP 地址字符串；若无法获取则返回 null。</returns>
-        private static string? GetRemoteIpAddress(ServiceEndpointContext ctx)
-        {
-            return ctx.Items.TryGetValue("HttpContext", out var value) && value is HttpContext httpContext
-                ? httpContext.Connection.RemoteIpAddress?.ToString()
-                : null;
-        }
-
-        /// <summary>
-        /// 规范化角色数组：去空白、去重（忽略大小写），为空时默认返回 Admin 角色。
-        /// </summary>
-        /// <param name="roles">原始角色数组，可为 null。</param>
-        /// <returns>规范化后的角色数组。</returns>
-        private static string[] NormalizeRoles(string[]? roles)
-        {
-            var normalized = roles?
-                .Where(role => !string.IsNullOrWhiteSpace(role))
-                .Select(role => role.Trim())
-                .Distinct(StringComparer.OrdinalIgnoreCase)
-                .ToArray();
-
-            return normalized is { Length: > 0 } ? normalized : ["Admin"];
-        }
-    }
-}

FileShare-API/Authentication/JwtOptions.cs

@@ -1,33 +0,0 @@
-namespace FileShare_API.Authentication
-{
-    /// <summary>
-    /// JWT 鉴权配置选项，从 appsettings.json 的 Jwt 节绑定。
-    /// </summary>
-    public sealed class JwtOptions
-    {
-        /// <summary>
-        /// 获取或设置 Token 签发者。
-        /// </summary>
-        public string Issuer { get; set; } = "FileShare-API";
-
-        /// <summary>
-        /// 获取或设置 Token 受众。
-        /// </summary>
-        public string Audience { get; set; } = "FileShare-Client";
-
-        /// <summary>
-        /// 获取或设置签名密钥（至少 32 字节）。
-        /// </summary>
-        public string SigningKey { get; set; } = "change-this-development-signing-key-at-least-32-bytes";
-
-        /// <summary>
-        /// 获取或设置 Access Token 有效期（分钟），默认 60 分钟。
-        /// </summary>
-        public int AccessTokenMinutes { get; set; } = 60;
-
-        /// <summary>
-        /// 获取或设置 Refresh Token 有效期（天），默认 30 天。
-        /// </summary>
-        public int RefreshTokenDays { get; set; } = 30;
-    }
-}

FileShare-API/Authentication/JwtTokenService.cs

@@ -1,55 +0,0 @@
-using FileShare_EFCore.Models;
-using Microsoft.Extensions.Options;
-using Microsoft.IdentityModel.Tokens;
-using System.IdentityModel.Tokens.Jwt;
-using System.Security.Claims;
-using System.Text;
-
-namespace FileShare_API.Authentication
-{
-    /// <summary>
-    /// JWT Token 服务，负责创建包含用户声明和角色的 Access Token。
-    /// </summary>
-    public sealed class JwtTokenService(IOptions<JwtOptions> options)
-    {
-        /// <summary>
-        /// JWT 配置选项。
-        /// </summary>
-        private readonly JwtOptions _options = options.Value;
-
-        /// <summary>
-        /// 创建包含用户声明和角色的 JWT Access Token。
-        /// </summary>
-        /// <param name="user">用户实体。</param>
-        /// <param name="roles">角色集合。</param>
-        /// <returns>包含 Token 字符串和过期时间的元组。</returns>
-        public (string Token, DateTime ExpiresAt) CreateAccessToken(UserEntity user, IReadOnlyCollection<string> roles)
-        {
-            var expiresAt = DateTime.UtcNow.AddMinutes(_options.AccessTokenMinutes);
-            var claims = new List<Claim>
-            {
-                new(JwtRegisteredClaimNames.Sub, user.Id.ToString()),
-                new(ClaimTypes.NameIdentifier, user.Id.ToString()),
-                new(ClaimTypes.Name, user.Name ?? user.Email ?? $"user-{user.Id}"),
-                new("auth_type", "api-jwt"),
-            };
-
-            foreach (var role in roles.Where(role => !string.IsNullOrWhiteSpace(role)).Distinct(StringComparer.OrdinalIgnoreCase))
-            {
-                claims.Add(new Claim(ClaimTypes.Role, role));
-            }
-
-            var signingKey = new SymmetricSecurityKey(Encoding.UTF8.GetBytes(_options.SigningKey));
-            var credentials = new SigningCredentials(signingKey, SecurityAlgorithms.HmacSha256);
-            var jwt = new JwtSecurityToken(
-                issuer: _options.Issuer,
-                audience: _options.Audience,
-                claims: claims,
-                notBefore: DateTime.UtcNow,
-                expires: expiresAt,
-                signingCredentials: credentials);
-
-            return (new JwtSecurityTokenHandler().WriteToken(jwt), expiresAt);
-        }
-    }
-}

FileShare-API/Authentication/RefreshTokenService.cs

@@ -1,124 +0,0 @@
-using FileShare_EFCore.Database;
-using FileShare_EFCore.Models;
-using Microsoft.EntityFrameworkCore;
-using Microsoft.Extensions.Options;
-using System.Security.Cryptography;
-using System.Text;
-
-namespace FileShare_API.Authentication
-{
-    /// <summary>
-    /// Refresh Token 服务，负责创建、查找、撤销和轮换 Refresh Token，
-    /// Token 原文经 SHA256 哈希后存入数据库以保证安全性。
-    /// </summary>
-    public sealed class RefreshTokenService(AppDataContext db, IOptions<JwtOptions> options)
-    {
-        /// <summary>
-        /// JWT 配置选项。
-        /// </summary>
-        private readonly JwtOptions _options = options.Value;
-
-        /// <summary>
-        /// 创建一个新的 Refresh Token，生成随机 Token 原文并存储其哈希到数据库。
-        /// </summary>
-        /// <param name="userId">关联的用户 ID。</param>
-        /// <param name="device">创建设备标识（如 User-Agent）。</param>
-        /// <param name="ipAddress">客户端 IP 地址。</param>
-        /// <param name="cancellationToken">取消令牌。</param>
-        /// <returns>包含 Token 原文和实体记录的元组。</returns>
-        public async Task<(string Token, ApiRefreshTokenEntity Entity)> CreateAsync(
-            int userId,
-            string? device,
-            string? ipAddress,
-            CancellationToken cancellationToken = default)
-        {
-            var token = Convert.ToBase64String(RandomNumberGenerator.GetBytes(64));
-            var entity = new ApiRefreshTokenEntity
-            {
-                UserId = userId,
-                TokenHash = HashToken(token),
-                ExpiresAt = DateTime.UtcNow.AddDays(_options.RefreshTokenDays),
-                Device = device,
-                IpAddress = ipAddress,
-            };
-
-            db.ApiRefreshTokens.Add(entity);
-            await db.SaveChangesAsync(cancellationToken);
-            return (token, entity);
-        }
-
-        /// <summary>
-        /// 查找有效的 Refresh Token 实体。Token 原文会被哈希后查询数据库，
-        /// 仅返回未过期且未被撤销的 Token。
-        /// </summary>
-        /// <param name="token">Refresh Token 原文。</param>
-        /// <param name="cancellationToken">取消令牌。</param>
-        /// <returns>有效的 Token 实体；若无效或不存在则返回 null。</returns>
-        public async Task<ApiRefreshTokenEntity?> FindActiveAsync(string? token, CancellationToken cancellationToken = default)
-        {
-            if (string.IsNullOrWhiteSpace(token))
-            {
-                return null;
-            }
-
-            var hash = HashToken(token);
-            var entity = await db.ApiRefreshTokens.FirstOrDefaultAsync(x => x.TokenHash == hash, cancellationToken);
-            return entity?.IsActive == true ? entity : null;
-        }
-
-        /// <summary>
-        /// 撤销指定的 Refresh Token，将其 RevokedAt 设为当前时间。
-        /// </summary>
-        /// <param name="token">要撤销的 Refresh Token 原文。</param>
-        /// <param name="cancellationToken">取消令牌。</param>
-        public async Task RevokeAsync(string? token, CancellationToken cancellationToken = default)
-        {
-            var entity = await FindActiveAsync(token, cancellationToken);
-            if (entity is null)
-            {
-                return;
-            }
-
-            entity.RevokedAt = DateTime.UtcNow;
-            await db.SaveChangesAsync(cancellationToken);
-        }
-
-        /// <summary>
-        /// 轮换 Refresh Token：撤销旧的并创建新的，将新 Token 的哈希关联到旧记录。
-        /// </summary>
-        /// <param name="token">旧的 Refresh Token 原文。</param>
-        /// <param name="device">当前设备标识。</param>
-        /// <param name="ipAddress">当前客户端 IP 地址。</param>
-        /// <param name="cancellationToken">取消令牌。</param>
-        /// <returns>新的 Token 对；若旧 Token 无效则返回 null。</returns>
-        public async Task<(string Token, ApiRefreshTokenEntity Entity)?> RotateAsync(
-            string? token,
-            string? device,
-            string? ipAddress,
-            CancellationToken cancellationToken = default)
-        {
-            var current = await FindActiveAsync(token, cancellationToken);
-            if (current is null)
-            {
-                return null;
-            }
-
-            var next = await CreateAsync(current.UserId, device, ipAddress, cancellationToken);
-            current.RevokedAt = DateTime.UtcNow;
-            current.ReplacedByTokenHash = next.Entity.TokenHash;
-            await db.SaveChangesAsync(cancellationToken);
-            return next;
-        }
-
-        /// <summary>
-        /// 对 Token 原文进行 SHA256 哈希，返回十六进制字符串。
-        /// </summary>
-        /// <param name="token">Token 原文。</param>
-        /// <returns>SHA256 哈希后的十六进制字符串。</returns>
-        private static string HashToken(string token)
-        {
-            var bytes = SHA256.HashData(Encoding.UTF8.GetBytes(token));
-            return Convert.ToHexString(bytes);
-        }
-    }
-}

FileShare-API/Configuration/ServicesConfiguration.cs

@@ -1,95 +0,0 @@
-using FileShare_API.Authentication;
-using FileShare_API.Services;
-using FileShare_EFCore.Database;
-using FileShare_Services.Core;
-using FileShare_Services.Endpoints;
-using FileShare_Services.Services;
-using FileShare_Services.Services.AuthService;
-using FileShare_Services.Services.FileLibrary;
-using FileShare_Services.Services.QrCode;
-using Microsoft.AspNetCore.DataProtection;
-using Microsoft.AspNetCore.Authentication.JwtBearer;
-using Microsoft.IdentityModel.Tokens;
-using System.Text;
-
-namespace FileShare_API.Configuration
-{
-    /// <summary>
-    /// API 项目服务配置扩展类，负责注册数据库、鉴权、业务服务和统一端点。
-    /// </summary>
-    public static class ServicesConfiguration
-    {
-        /// <summary>
-        /// 注册统一端点及其依赖的服务（含数据库）。
-        /// 所有业务端点定义在 FileShare-Services/Endpoints/AppEndpoints.cs。
-        /// </summary>
-        public static IServiceCollection AddUnifiedApiServices(this IServiceCollection services, IConfiguration configuration)
-        {
-            // ---- 数据库 ----
-            // 从 appsettings.json 读取 DatabaseConfiguration 节
-            // 注册默认数据库提供程序（SQLite / MySQL / PostgreSQL / SqlServer）
-            DatabaseProviderRegistry.RegisterDefaults();
-
-            var databaseConfig = configuration
-                .GetSection(nameof(DatabaseConfiguration))
-                .Get<DatabaseConfiguration>()
-                ?? DatabaseConfiguration.ForSQLite("app.db");
-
-            // 注册 AppDataContext（共享数据上下文）
-            services.AddAppDatabase<AppDataContext>(databaseConfig);
-
-            // ---- 业务服务 ----
-            services.AddScoped<WeatherForecastService>();
-            var thumbnailOptions = configuration
-                .GetSection(nameof(ThumbnailStorageOptions))
-                .Get<ThumbnailStorageOptions>()
-                ?? new ThumbnailStorageOptions();
-            services.AddSingleton(thumbnailOptions);
-            services.AddSingleton<IVideoThumbnailService>(sp =>
-                new VideoThumbnailService(sp.GetRequiredService<ThumbnailStorageOptions>()));
-            services.AddScoped<IThumbnailStreamService, ThumbnailStreamService>();
-            services.AddScoped<IFileLibraryService, FileLibraryService>();
-            services.AddScoped<IFileLibraryEndpointService, FileLibraryEndpointService>();
-            services.AddScoped<IFileStreamService, FileStreamService>();
-            services.AddScoped<IQrCodeService, QrCodeService>();
-            services.Configure<FileLibraryScanOptions>(configuration.GetSection(nameof(FileLibraryScanOptions)));
-            services.AddHostedService<FileLibraryScanHostedService>();
-            services.AddDataProtection()
-                .PersistKeysToFileSystem(new DirectoryInfo(Path.Combine(AppContext.BaseDirectory, "data-protection-keys")));
-
-            // ---- API 鉴权 ----
-            var jwtSection = configuration.GetSection("Jwt");
-            services.Configure<JwtOptions>(jwtSection);
-            var jwtOptions = jwtSection.Get<JwtOptions>() ?? new JwtOptions();
-            services
-                .AddAuthentication(JwtBearerDefaults.AuthenticationScheme)
-                .AddJwtBearer(options =>
-                {
-                    options.TokenValidationParameters = new TokenValidationParameters
-                    {
-                        ValidateIssuer = true,
-                        ValidateAudience = true,
-                        ValidateLifetime = true,
-                        ValidateIssuerSigningKey = true,
-                        ValidIssuer = jwtOptions.Issuer,
-                        ValidAudience = jwtOptions.Audience,
-                        IssuerSigningKey = new SymmetricSecurityKey(Encoding.UTF8.GetBytes(jwtOptions.SigningKey)),
-                        ClockSkew = TimeSpan.FromMinutes(1),
-                    };
-                });
-            services.AddAuthorization();
-            services.AddScoped<JwtTokenService>();
-            services.AddScoped<RefreshTokenService>();
-            services.AddScoped<IApiAuthEndpointService, ApiAuthEndpointService>();
-
-            // ---- 统一端点 ----
-            var endpointBuilder = new ServiceEndpointBuilder();
-            AppEndpoints.Configure(endpointBuilder);
-            AuthEndpoints.ConfigureApi(endpointBuilder);
-            var endpoints = endpointBuilder.Build();
-            services.AddSingleton(endpoints);
-
-            return services;
-        }
-    }
-}

FileShare-API/Extensions/FileStreamEndpointExtensions.cs

@@ -1,78 +0,0 @@
-using FileShare_Services.Services.FileLibrary;
-
-namespace FileShare_API.Extensions
-{
-    /// <summary>
-    /// API-only raw file stream endpoints used by browser media elements.
-    /// </summary>
-    public static class FileStreamEndpointExtensions
-    {
-        /// <summary>
-        /// Map the media URL emitted by <see cref="FileRecordDto"/>.
-        /// </summary>
-        public static IEndpointRouteBuilder MapFileStreamEndpoints(this IEndpointRouteBuilder app)
-        {
-            app.MapMethods(
-                    "/api/files/{id:int}/stream",
-                    ["GET", "HEAD"],
-                    async (int id, IFileStreamService fileStreamService, HttpContext httpContext) =>
-                    {
-                        var fileResponse = await fileStreamService.GetFileStreamAsync(id);
-                        if (fileResponse is null)
-                        {
-                            return Results.NotFound();
-                        }
-
-                        var stream = System.IO.File.Open(
-                            fileResponse.FilePath,
-                            FileMode.Open,
-                            FileAccess.Read,
-                            FileShare.ReadWrite);
-
-                        httpContext.Response.Headers.ContentDisposition =
-                            $"inline; filename=\"{Uri.EscapeDataString(fileResponse.FileName)}\"";
-                        httpContext.Response.Headers.AcceptRanges = "bytes";
-                        httpContext.Response.Headers.CacheControl = "public, max-age=3600";
-
-                        return Results.File(
-                            stream,
-                            contentType: fileResponse.ContentType,
-                            lastModified: fileResponse.LastModified,
-                            enableRangeProcessing: true);
-                    })
-                .WithName("StreamManagedFileById")
-                .WithTags("FileLibrary");
-
-            app.MapMethods(
-                    "/api/thumbnails/{id:int}",
-                    ["GET", "HEAD"],
-                    async (int id, IThumbnailStreamService thumbnailStreamService, HttpContext httpContext) =>
-                    {
-                        var thumbnail = await thumbnailStreamService.GetThumbnailAsync(id);
-                        if (thumbnail is null)
-                        {
-                            return Results.NotFound();
-                        }
-
-                        var stream = System.IO.File.Open(
-                            thumbnail.FilePath,
-                            FileMode.Open,
-                            FileAccess.Read,
-                            FileShare.ReadWrite);
-
-                        httpContext.Response.Headers.ContentDisposition =
-                            $"inline; filename=\"{Uri.EscapeDataString(thumbnail.FileName)}\"";
-                        httpContext.Response.Headers.CacheControl = "public, max-age=3600";
-
-                        return Results.File(
-                            stream,
-                            contentType: thumbnail.ContentType,
-                            lastModified: thumbnail.LastModified);
-                    })
-                .WithName("StreamManagedThumbnailById")
-                .WithTags("FileLibrary");
-
-            return app;
-        }
-    }
-}

FileShare-API/Extensions/UnifiedEndpointExtensions.cs

@@ -1,254 +0,0 @@
-using FileShare_Services.Core;
-using Microsoft.AspNetCore.Authorization;
-using AspNetCoreFilterContext = Microsoft.AspNetCore.Http.EndpointFilterInvocationContext;
-using AspNetCoreFilterDelegate = Microsoft.AspNetCore.Http.EndpointFilterDelegate;
-// 解决与 ASP.NET Core 同名类型的冲突
-using UnifiedFilter = FileShare_Services.Core.IEndpointFilter;
-
-namespace FileShare_API.Extensions
-{
-    /// <summary>
-    /// 将 FileShare-Services 的统一端点映射到 ASP.NET Core Minimal API。
-    /// 支持鉴权、过滤器、中间件的完整 ASP.NET Core 管道。
-    /// </summary>
-    public static class UnifiedEndpointExtensions
-    {
-        /// <summary>
-        /// 将 ServiceEndpointCollection 中的所有端点注册到 ASP.NET Core 路由。
-        /// </summary>
-        public static IEndpointRouteBuilder MapUnifiedEndpoints(
-            this IEndpointRouteBuilder routeBuilder,
-            ServiceEndpointCollection endpoints,
-            IServiceProvider serviceProvider)
-        {
-            var apiGroup = routeBuilder.MapGroup("/");
-
-            foreach (var endpoint in endpoints.ForHost(EndpointHostTarget.Api))
-            {
-                var routeHandlerBuilder = MapEndpoint(apiGroup, endpoint, serviceProvider);
-
-                // 全局过滤器 → ASP.NET Core Endpoint Filters
-                foreach (var globalFilter in endpoints.GlobalFilters)
-                {
-                    routeHandlerBuilder.AddEndpointFilter(
-                        async (context, next) => await ConvertFilterAsync(globalFilter, context, next));
-                }
-
-                // 端点专属过滤器
-                foreach (var filter in endpoint.Filters)
-                {
-                    routeHandlerBuilder.AddEndpointFilter(
-                        async (context, next) => await ConvertFilterAsync(filter, context, next));
-                }
-
-                // 鉴权（使用 ASP.NET Core 原生鉴权机制）
-                if (endpoint.RequireAuthorization)
-                {
-                    if (endpoint.Roles.Count > 0)
-                    {
-                        routeHandlerBuilder.RequireAuthorization(new AuthorizeAttribute
-                        {
-                            Roles = string.Join(',', endpoint.Roles),
-                        });
-                    }
-                    else if (!string.IsNullOrEmpty(endpoint.Policy))
-                    {
-                        routeHandlerBuilder.RequireAuthorization(endpoint.Policy);
-                    }
-                    else
-                    {
-                        routeHandlerBuilder.RequireAuthorization();
-                    }
-                }
-
-                if (!string.IsNullOrEmpty(endpoint.Name))
-                {
-                    routeHandlerBuilder.WithName(endpoint.Name);
-                }
-
-                if (!string.IsNullOrEmpty(endpoint.OpenApiTag))
-                {
-                    routeHandlerBuilder.WithTags(endpoint.OpenApiTag);
-                }
-
-                if (!string.IsNullOrEmpty(endpoint.OpenApiDescription))
-                {
-                    routeHandlerBuilder.WithDescription(endpoint.OpenApiDescription);
-                }
-
-                if (!string.IsNullOrWhiteSpace(endpoint.OpenApiSummary))
-                {
-                    routeHandlerBuilder.WithSummary(endpoint.OpenApiSummary);
-                }
-
-                if (endpoint.OpenApiRequestType is not null
-                    && endpoint.HttpMethod is "POST" or "PUT")
-                {
-                    routeHandlerBuilder.Accepts(endpoint.OpenApiRequestType, "application/json");
-                }
-
-                if (endpoint.OpenApiResponseType is not null)
-                {
-                    routeHandlerBuilder.Produces(200, endpoint.OpenApiResponseType, "application/json");
-                }
-            }
-
-            return routeBuilder;
-        }
-
-        /// <summary>
-        /// 根据端点的 HTTP 方法（GET/POST/PUT/DELETE）将其映射到 ASP.NET Core 路由。
-        /// </summary>
-        /// <param name="group">路由组。</param>
-        /// <param name="endpoint">统一端点定义。</param>
-        /// <param name="serviceProvider">服务提供程序。</param>
-        /// <returns>路由处理器构建器，用于叠加过滤器等配置。</returns>
-        private static RouteHandlerBuilder MapEndpoint(
-            IEndpointRouteBuilder group,
-            ServiceEndpoint endpoint,
-            IServiceProvider serviceProvider)
-        {
-            var handler = CreateAspNetCoreHandler(endpoint.Handler, serviceProvider);
-
-            return endpoint.HttpMethod.ToUpperInvariant() switch
-            {
-                "GET" => group.MapGet(endpoint.Pattern, handler),
-                "POST" => group.MapPost(endpoint.Pattern, handler),
-                "PUT" => group.MapPut(endpoint.Pattern, handler),
-                "DELETE" => group.MapDelete(endpoint.Pattern, handler),
-                _ => group.MapGet(endpoint.Pattern, handler),
-            };
-        }
-
-        /// <summary>
-        /// 创建适配 ASP.NET Core 的委托处理器，将统一处理器包装为 ASP.NET Core 可识别的委托。
-        /// </summary>
-        /// <param name="unifiedHandler">统一端点处理器。</param>
-        /// <param name="serviceProvider">服务提供程序。</param>
-        /// <returns>ASP.NET Core 兼容的委托。</returns>
-        private static Delegate CreateAspNetCoreHandler(
-            Func<ServiceEndpointContext, Task<object?>> unifiedHandler,
-            IServiceProvider serviceProvider)
-        {
-            return async (HttpContext httpContext) =>
-            {
-                var ctx = httpContext.Items["UnifiedContext"] as ServiceEndpointContext
-                    ?? await BuildContextFromHttpContext(httpContext);
-                ctx.Items["ServiceProvider"] = serviceProvider;
-                ctx.Items["User"] = httpContext.User;
-                httpContext.Items["UnifiedContext"] = ctx;
-
-                var result = await unifiedHandler(ctx);
-
-                // 同步响应状态
-                httpContext.Response.StatusCode = ctx.StatusCode;
-                foreach (var kvp in ctx.ResponseHeaders)
-                {
-                    httpContext.Response.Headers[kvp.Key] = kvp.Value;
-                }
-
-                if (result is FileStreamResponse fileResponse)
-                {
-                    if (!System.IO.File.Exists(fileResponse.FilePath))
-                        return Results.NotFound();
-
-                    var stream = System.IO.File.Open(fileResponse.FilePath, FileMode.Open, FileAccess.Read, FileShare.ReadWrite);
-                    httpContext.Response.Headers.ContentDisposition = $"inline; filename=\"{Uri.EscapeDataString(fileResponse.FileName)}\"";
-                    httpContext.Response.Headers.AcceptRanges = "bytes";
-                    httpContext.Response.Headers.CacheControl = "public, max-age=3600";
-
-                    return Results.File(
-                        stream,
-                        contentType: fileResponse.ContentType,
-                        lastModified: fileResponse.LastModified,
-                        enableRangeProcessing: true);
-                }
-
-                return result is not null ? Results.Json(result) : Results.Ok();
-            };
-        }
-
-        /// <summary>
-        /// 从 ASP.NET Core 的 HttpContext 构建统一的 ServiceEndpointContext，
-        /// 提取路径、方法、请求头、查询参数和请求体。
-        /// </summary>
-        /// <param name="httpContext">ASP.NET Core 的 HttpContext。</param>
-        /// <returns>构建好的统一端点上下文。</returns>
-        private static async Task<ServiceEndpointContext> BuildContextFromHttpContext(HttpContext httpContext)
-        {
-            var ctx = new ServiceEndpointContext
-            {
-                Path = httpContext.Request.Path.Value ?? "/",
-                Method = httpContext.Request.Method,
-                StatusCode = 200,
-            };
-
-            foreach (var header in httpContext.Request.Headers)
-            {
-                ctx.Headers[header.Key] = header.Value.ToString();
-            }
-
-            foreach (var query in httpContext.Request.Query)
-            {
-                ctx.Query[query.Key] = query.Value.ToString();
-            }
-
-            foreach (var routeValue in httpContext.Request.RouteValues)
-            {
-                if (routeValue.Value is not null)
-                {
-                    ctx.RouteValues[routeValue.Key] = routeValue.Value.ToString() ?? string.Empty;
-                }
-            }
-
-            if (httpContext.Request.ContentLength > 0)
-            {
-                using var reader = new StreamReader(httpContext.Request.Body);
-                ctx.Body = await reader.ReadToEndAsync();
-            }
-
-            ctx.Items["HttpContext"] = httpContext;
-            ctx.Items["User"] = httpContext.User;
-
-            return ctx;
-        }
-
-        /// <summary>
-        /// 将统一过滤器转换为 ASP.NET Core 端点过滤器，
-        /// 在调用统一过滤器前后桥接上下文和状态。
-        /// </summary>
-        /// <param name="unifiedFilter">统一过滤器。</param>
-        /// <param name="aspContext">ASP.NET Core 过滤器调用上下文。</param>
-        /// <param name="aspNext">ASP.NET Core 过滤器管道中的下一个委托。</param>
-        /// <returns>过滤器执行结果，可能包含短路响应体。</returns>
-        private static async ValueTask<object?> ConvertFilterAsync(
-            UnifiedFilter unifiedFilter,
-            AspNetCoreFilterContext aspContext,
-            AspNetCoreFilterDelegate aspNext)
-        {
-            var httpContext = aspContext.HttpContext;
-            var ctx = httpContext.Items["UnifiedContext"] as ServiceEndpointContext
-                ?? await BuildContextFromHttpContext(httpContext);
-
-            httpContext.Items["UnifiedContext"] = ctx;
-
-            object? nextResult = null;
-            await unifiedFilter.InvokeAsync(ctx, async (c) =>
-            {
-                httpContext.Response.StatusCode = c.StatusCode;
-                foreach (var kvp in c.ResponseHeaders)
-                {
-                    httpContext.Response.Headers[kvp.Key] = kvp.Value;
-                }
-                nextResult = await aspNext(aspContext);
-            });
-
-            if (ctx.ResponseBody is not null)
-            {
-                return Results.Json(ctx.ResponseBody, statusCode: ctx.StatusCode);
-            }
-
-            return nextResult;
-        }
-    }
-}

FileShare-API/FileShare-API.csproj

@@ -1,49 +0,0 @@
-<Project Sdk="Microsoft.NET.Sdk.Web">
-
-  <PropertyGroup>
-    <TargetFramework>net10.0</TargetFramework>
-    <Nullable>enable</Nullable>
-    <ImplicitUsings>enable</ImplicitUsings>
-    <RootNamespace>FileShare_API</RootNamespace>
-  </PropertyGroup>
-
-  <ItemGroup>
-    <PackageReference Include="Microsoft.AspNetCore.OpenApi" Version="10.0.5" />
-    <PackageReference Include="Microsoft.AspNetCore.Authentication.JwtBearer" Version="10.0.5" />
-    <PackageReference Include="Microsoft.EntityFrameworkCore.Design" Version="10.0.7">
-      <PrivateAssets>all</PrivateAssets>
-      <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
-    </PackageReference>
-    <PackageReference Include="Serilog.AspNetCore" Version="9.0.0" />
-    <PackageReference Include="Swashbuckle.AspNetCore.SwaggerUI" Version="8.1.4" />
-  </ItemGroup>
-
-  <ItemGroup>
-    <ProjectReference Include="..\FileShare-Services\FileShare-Services.csproj" />
-    <ProjectReference Include="..\FileShare-Common\FileShare-Common.csproj" />
-    <ProjectReference Include="..\FileShare-EFCore\FileShare-EFCore.csproj" />
-  </ItemGroup>
-
-  <ItemGroup>
-    <Folder Include="Controllers\" />
-    <Content Include="..\tools\ffmpeg\bin\ffmpeg.exe" Link="tools\ffmpeg\bin\ffmpeg.exe" CopyToOutputDirectory="PreserveNewest" CopyToPublishDirectory="PreserveNewest" />
-    <Content Include="..\tools\ffmpeg\bin\ffprobe.exe" Link="tools\ffmpeg\bin\ffprobe.exe" CopyToOutputDirectory="PreserveNewest" CopyToPublishDirectory="PreserveNewest" />
-  </ItemGroup>
-
-  <Target Name="RestoreFrontendPackages" BeforeTargets="Build" Condition="'$(SkipFrontendBuild)' != 'true' And Exists('..\FileShare-Web-VUE\package.json') And !Exists('..\FileShare-Web-VUE\node_modules')">
-    <Message Importance="high" Text="Restoring FileShare-Web-VUE npm packages..." />
-    <Exec WorkingDirectory="..\FileShare-Web-VUE" Command="npm.cmd install" />
-  </Target>
-
-  <Target Name="BuildFrontend" BeforeTargets="Build" DependsOnTargets="RestoreFrontendPackages" Condition="'$(SkipFrontendBuild)' != 'true' And Exists('..\FileShare-Web-VUE\package.json')">
-    <Message Importance="high" Text="Building FileShare-Web-VUE into FileShare-API/wwwroot..." />
-    <Exec WorkingDirectory="..\FileShare-Web-VUE" Command="npm.cmd run build-only" />
-    <RemoveDir Directories="wwwroot" />
-    <MakeDir Directories="wwwroot" />
-    <ItemGroup>
-      <FrontendDist Include="..\FileShare-Web-VUE\dist\**\*.*" />
-    </ItemGroup>
-    <Copy SourceFiles="@(FrontendDist)" DestinationFiles="@(FrontendDist->'wwwroot\%(RecursiveDir)%(Filename)%(Extension)')" SkipUnchangedFiles="false" />
-  </Target>
-
-</Project>

FileShare-API/FileShare-API.csproj.user

@@ -1,10 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="Current" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
-  <PropertyGroup>
-    <ActiveDebugProfile>http</ActiveDebugProfile>
-    <NameOfLastUsedPublishProfile>D:\Project\FileShare\FileShare-API\Properties\PublishProfiles\FolderProfile.pubxml</NameOfLastUsedPublishProfile>
-  </PropertyGroup>
-  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|AnyCPU'">
-    <DebuggerFlavor>ProjectDebugger</DebuggerFlavor>
-  </PropertyGroup>
-</Project>

FileShare-API/FileShare-API.http

@@ -1,6 +0,0 @@
-@FileShare_API_HostAddress = http://localhost:5206
-
-GET {{FileShare_API_HostAddress}}/weatherforecast/
-Accept: application/json
-
-###

FileShare-API/Program.cs

@@ -1,77 +0,0 @@
-using FileShare_API.Configuration;
-using FileShare_API.Extensions;
-using FileShare_Common.Infrastructure;
-using FileShare_EFCore.Database;
-using FileShare_Services.Core;
-using Serilog;
-
-// 初始化日志系统
-Log.Logger = LoggingConfiguration.CreateDefaultLogger(logDir: "logs");
-Log.Information("FileShare-API 正在启动...");
-
-try
-{
-    var builder = WebApplication.CreateBuilder(args);
-
-    // 配置 Kestrel 监听所有本机 IP（端口从 Server 配置节读取）
-    var httpPort = builder.Configuration.GetValue<int>("Server:HttpPort", 5206);
-    var httpsPort = builder.Configuration.GetValue<int>("Server:HttpsPort", 7165);
-    builder.WebHost.UseUrls($"http://0.0.0.0:{httpPort}", $"https://0.0.0.0:{httpsPort}");
-
-    // 使用 Serilog 作为日志提供程序
-    builder.Host.UseSerilog();
-
-    // Add services to the container.
-    builder.Services.AddControllers();
-    builder.Services.AddOpenApi();
-    builder.Services.AddCors(options =>
-    {
-        options.AddPolicy("LanFileViewer", policy =>
-            policy.AllowAnyOrigin()
-                .AllowAnyHeader()
-                .AllowAnyMethod());
-    });
-
-    // 注册统一端点及业务服务（入口在 FileShare-Services/Endpoints/AppEndpoints.cs）
-    builder.Services.AddUnifiedApiServices(builder.Configuration);
-
-    var app = builder.Build();
-
-    // 初始化数据库（自动迁移 + 种子数据）
-    app.Services.InitializeDatabase<AppDataContext>();
-
-    var endpoints = app.Services.GetRequiredService<ServiceEndpointCollection>();
-
-    // Configure the HTTP request pipeline.
-    if (app.Environment.IsDevelopment())
-    {
-        app.MapOpenApi();
-        app.UseSwaggerUI(options =>
-        {
-            options.SwaggerEndpoint("/openapi/v1.json", "FileShare API v1");
-            options.RoutePrefix = "swagger";
-        });
-    }
-
-    app.UseDefaultFiles();
-    app.UseStaticFiles();
-    // 局域网文件播放优先使用 HTTP，避免手机浏览器对自签 HTTPS/HTTP2 视频流的兼容问题。
-    app.UseCors("LanFileViewer");
-    app.UseAuthentication();
-    app.UseAuthorization();
-
-    // 将统一端点映射到 ASP.NET Core 路由
-    app.MapUnifiedEndpoints(endpoints, app.Services);
-    app.MapFileStreamEndpoints();
-    app.MapFallbackToFile("index.html");
-
-    app.Run();
-}
-catch (Exception ex)
-{
-    Log.Fatal(ex, "FileShare-API 启动失败");
-}
-finally
-{
-    Log.CloseAndFlush();
-}

FileShare-API/Properties/launchSettings.json

@@ -1,23 +0,0 @@
-{
-  "$schema": "https://json.schemastore.org/launchsettings.json",
-  "profiles": {
-    "http": {
-      "commandName": "Project",
-      "dotnetRunMessages": true,
-      "launchBrowser": false,
-      "applicationUrl": "http://0.0.0.0:5206",
-      "environmentVariables": {
-        "ASPNETCORE_ENVIRONMENT": "Development"
-      }
-    },
-    "https": {
-      "commandName": "Project",
-      "dotnetRunMessages": true,
-      "launchBrowser": false,
-      "applicationUrl": "https://0.0.0.0:7165;http://0.0.0.0:5206",
-      "environmentVariables": {
-        "ASPNETCORE_ENVIRONMENT": "Development"
-      }
-    }
-  }
-}

FileShare-API/Services/FileLibraryScanHostedService.cs

@@ -1,62 +0,0 @@
-using FileShare_Services.Services.FileLibrary;
-using Microsoft.Extensions.Options;
-
-namespace FileShare_API.Services
-{
-    /// <summary>
-    /// 文件库定时扫描后台服务，按配置间隔检查是否有需要扫描的文件库目录。
-    /// </summary>
-    public sealed class FileLibraryScanHostedService(
-        IServiceScopeFactory scopeFactory,
-        IOptions<FileLibraryScanOptions> options,
-        ILogger<FileLibraryScanHostedService> logger)
-        : BackgroundService
-    {
-        /// <summary>后台服务检查到期扫描任务的轮询间隔。</summary>
-        private readonly TimeSpan _interval = TimeSpan.FromMinutes(Math.Max(1, options.Value.PollingIntervalMinutes));
-
-        /// <summary>
-        /// 启动扫描循环，首次立即执行，之后按配置的轮询间隔重复执行。
-        /// </summary>
-        /// <param name="stoppingToken">应用关闭时触发的取消令牌。</param>
-        protected override async Task ExecuteAsync(CancellationToken stoppingToken)
-        {
-            logger.LogInformation("文件库定时扫描服务已启动，轮询间隔 {IntervalMinutes} 分钟。", _interval.TotalMinutes);
-            await ScanAsync(stoppingToken);
-
-            using var timer = new PeriodicTimer(_interval);
-            while (await timer.WaitForNextTickAsync(stoppingToken))
-            {
-                await ScanAsync(stoppingToken);
-            }
-        }
-
-        /// <summary>
-        /// 创建临时作用域并调用 <see cref="IFileLibraryService.ScanDueRootsAsync"/> 执行一次到期扫描。
-        /// </summary>
-        /// <param name="cancellationToken">取消令牌。</param>
-        private async Task ScanAsync(CancellationToken cancellationToken)
-        {
-            var startedAt = DateTime.UtcNow;
-            logger.LogInformation("文件库定时扫描轮询开始。");
-
-            try
-            {
-                await using var scope = scopeFactory.CreateAsyncScope();
-                var scanner = scope.ServiceProvider.GetRequiredService<IFileLibraryService>();
-                await scanner.ScanDueRootsAsync(cancellationToken);
-                logger.LogInformation(
-                    "文件库定时扫描轮询完成，耗时 {ElapsedMilliseconds} ms。",
-                    (DateTime.UtcNow - startedAt).TotalMilliseconds);
-            }
-            catch (OperationCanceledException) when (cancellationToken.IsCancellationRequested)
-            {
-                logger.LogInformation("文件库定时扫描轮询已取消。");
-            }
-            catch (Exception ex)
-            {
-                logger.LogWarning(ex, "文件库定时扫描失败。");
-            }
-        }
-    }
-}

FileShare-API/Services/FileLibraryScanOptions.cs

@@ -1,13 +0,0 @@
-namespace FileShare_API.Services
-{
-    /// <summary>
-    /// 文件库定时扫描后台服务配置。
-    /// </summary>
-    public sealed class FileLibraryScanOptions
-    {
-        /// <summary>
-        /// 后台服务检查到期文件库目录的轮询间隔分钟数。
-        /// </summary>
-        public int PollingIntervalMinutes { get; set; } = 1;
-    }
-}

FileShare-API/appsettings.Development.json

@@ -1,8 +0,0 @@
-{
-  "Logging": {
-    "LogLevel": {
-      "Default": "Information",
-      "Microsoft.AspNetCore": "Warning"
-    }
-  }
-}

FileShare-API/appsettings.json

@@ -1,36 +0,0 @@
-{
-  "Logging": {
-    "LogLevel": {
-      "Default": "Information",
-      "Microsoft.AspNetCore": "Warning"
-    }
-  },
-  "AllowedHosts": "*",
-  "Server": {
-    "HttpPort": 5206,
-    "HttpsPort": 7165
-  },
-  "Jwt": {
-    "Issuer": "FileShare-API",
-    "Audience": "FileShare-Client",
-    "SigningKey": "change-this-development-signing-key-at-least-32-bytes",
-    "AccessTokenMinutes": 60,
-    "RefreshTokenDays": 30
-  },
-  "DatabaseConfiguration": {
-    "Provider": "SQLite",
-    "ConnectionString": "Data Source=app.db",
-    "AutoMigrate": true,
-    "RecreateDatabase": false,
-    "EnableDetailedLog": false,
-    "Timeout": 30
-  },
-  "ThumbnailStorageOptions": {
-    "RootPath": "thumbnails",
-    "FfmpegPath": "tools/ffmpeg/bin/ffmpeg.exe",
-    "FfprobePath": "tools/ffmpeg/bin/ffprobe.exe"
-  },
-  "FileLibraryScanOptions": {
-    "PollingIntervalMinutes": 5
-  }
-}

FileShare-Common/Core/ApiResponse.cs

@@ -1,217 +0,0 @@
-using System.Text.Json.Serialization;
-
-namespace FileShare_Common.Core
-{
-    /// <summary>
-    /// 统一端点响应契约。
-    /// </summary>
-    public interface IApiResponse
-    {
-        /// <summary>是否成功。</summary>
-        bool Success { get; }
-
-        /// <summary>业务状态码。</summary>
-        int Code { get; }
-    }
-
-    /// <summary>
-    /// 统一 API 返回格式。
-    /// 所有接口的返回都包装为此格式，确保前端收到一致的数据结构。
-    /// </summary>
-    /// <typeparam name="T">业务数据类型</typeparam>
-    public class ApiResponse<T> : IApiResponse
-    {
-        /// <summary>是否成功</summary>
-        [JsonPropertyName("success")]
-        public bool Success { get; set; }
-
-        /// <summary>HTTP 状态码</summary>
-        [JsonPropertyName("code")]
-        public int Code { get; set; }
-
-        /// <summary>消息（成功时可为 null，失败时包含错误描述）</summary>
-        [JsonPropertyName("message")]
-        public string? Message { get; set; }
-
-        /// <summary>业务数据</summary>
-        [JsonPropertyName("data")]
-        public T? Data { get; set; }
-
-        /// <summary>时间戳</summary>
-        [JsonPropertyName("timestamp")]
-        public DateTime Timestamp { get; set; } = DateTime.Now;
-
-        /// <summary>请求追踪 ID（用于排查问题）</summary>
-        [JsonPropertyName("traceId")]
-        public string? TraceId { get; set; }
-
-        // ---- 快捷工厂方法 ----
-
-        /// <summary>成功返回（有数据）</summary>
-        public static ApiResponse<T> Ok(T data, string? message = null)
-        {
-            return new ApiResponse<T>
-            {
-                Success = true,
-                Code = 200,
-                Message = message,
-                Data = data,
-            };
-        }
-
-        /// <summary>失败返回</summary>
-        public static ApiResponse<T> Fail(int code, string message, T? data = default)
-        {
-            return new ApiResponse<T>
-            {
-                Success = false,
-                Code = code,
-                Message = message,
-                Data = data,
-            };
-        }
-
-        /// <summary>400 参数错误</summary>
-        public static ApiResponse<T> BadRequest(string message = "参数错误")
-            => Fail(400, message);
-
-        /// <summary>401 未授权</summary>
-        public static ApiResponse<T> Unauthorized(string message = "未授权")
-            => Fail(401, message);
-
-        /// <summary>403 无权限</summary>
-        public static ApiResponse<T> Forbidden(string message = "无权限")
-            => Fail(403, message);
-
-        /// <summary>404 未找到</summary>
-        public static ApiResponse<T> NotFound(string message = "资源不存在")
-            => Fail(404, message);
-
-        /// <summary>500 服务器内部错误</summary>
-        public static ApiResponse<T> ServerError(string message = "服务器内部错误")
-            => Fail(500, message);
-    }
-
-    /// <summary>
-    /// 无数据的统一返回格式（object? 版本）。
-    /// </summary>
-    public class ApiResponse : ApiResponse<object?>
-    {
-        /// <summary>成功返回（无数据）</summary>
-        public static ApiResponse Succeed(string? message = null)
-        {
-            return new ApiResponse
-            {
-                Success = true,
-                Code = 200,
-                Message = message,
-                Data = null,
-            };
-        }
-
-        /// <summary>失败返回</summary>
-        public static ApiResponse Failure(int code, string message)
-        {
-            return new ApiResponse
-            {
-                Success = false,
-                Code = code,
-                Message = message,
-                Data = null,
-            };
-        }
-    }
-
-    /// <summary>
-    /// 分页返回格式
-    /// </summary>
-    public class PagedResponse<T> : IApiResponse
-    {
-        /// <summary>
-        /// 获取或设置操作是否成功。
-        /// </summary>
-        [JsonPropertyName("success")]
-        public bool Success { get; set; } = true;
-
-        /// <summary>
-        /// 获取或设置业务状态码，默认 200。
-        /// </summary>
-        [JsonPropertyName("code")]
-        public int Code { get; set; } = 200;
-
-        /// <summary>
-        /// 获取或设置分页数据项列表。
-        /// </summary>
-        [JsonPropertyName("items")]
-        public List<T> Items { get; set; } = new();
-
-        /// <summary>
-        /// 获取或设置数据总条数。
-        /// </summary>
-        [JsonPropertyName("total")]
-        public int Total { get; set; }
-
-        /// <summary>
-        /// 获取或设置当前页码，从 1 开始。
-        /// </summary>
-        [JsonPropertyName("page")]
-        public int Page { get; set; } = 1;
-
-        /// <summary>
-        /// 获取或设置每页条数，默认 20。
-        /// </summary>
-        [JsonPropertyName("pageSize")]
-        public int PageSize { get; set; } = 20;
-
-        /// <summary>
-        /// 获取总页数（根据 Total 和 PageSize 自动计算）。
-        /// </summary>
-        [JsonPropertyName("totalPages")]
-        public int TotalPages => PageSize > 0 ? (int)Math.Ceiling((double)Total / PageSize) : 0;
-
-        /// <summary>
-        /// 从数据列表和分页参数创建分页响应。
-        /// </summary>
-        /// <param name="items">当前页数据项。</param>
-        /// <param name="total">数据总条数。</param>
-        /// <param name="page">当前页码。</param>
-        /// <param name="pageSize">每页条数。</param>
-        /// <returns>分页响应实例。</returns>
-        public static PagedResponse<T> From(List<T> items, int total, int page, int pageSize)
-        {
-            return new PagedResponse<T>
-            {
-                Items = items,
-                Total = total,
-                Page = page,
-                PageSize = pageSize,
-            };
-        }
-    }
-
-    /// <summary>
-    /// 端点返回辅助方法 —— 在 AppEndpoints 中快捷构建统一响应。
-    /// </summary>
-    public static class ResponseHelper
-    {
-        /// <summary>成功返回</summary>
-        public static ApiResponse<T> Ok<T>(T data, string? message = null)
-            => ApiResponse<T>.Ok(data, message);
-
-        /// <summary>成功返回（无数据）</summary>
-        public static ApiResponse Succeed(string? message = null)
-            => ApiResponse.Succeed(message);
-
-        /// <summary>失败返回</summary>
-        public static ApiResponse<T> Fail<T>(int code, string message, T? data = default)
-            => ApiResponse<T>.Fail(code, message, data);
-
-        /// <summary>失败返回（无数据）</summary>
-        public static ApiResponse Failure(int code, string message)
-            => ApiResponse.Failure(code, message);
-
-        /// <summary>分页返回</summary>
-        public static PagedResponse<T> Paged<T>(List<T> items, int total, int page, int pageSize)
-            => PagedResponse<T>.From(items, total, page, pageSize);
-    }
-}

FileShare-Common/FileShare-Common.csproj

@@ -1,18 +0,0 @@
-<Project Sdk="Microsoft.NET.Sdk">
-
-  <PropertyGroup>
-    <TargetFramework>net10.0</TargetFramework>
-    <RootNamespace>FileShare_Common</RootNamespace>
-    <ImplicitUsings>enable</ImplicitUsings>
-    <Nullable>enable</Nullable>
-  </PropertyGroup>
-
-  <ItemGroup>
-    <PackageReference Include="Serilog" Version="4.2.0" />
-    <PackageReference Include="Serilog.Sinks.Console" Version="6.0.0" />
-    <PackageReference Include="Serilog.Sinks.File" Version="6.0.0" />
-    <PackageReference Include="Serilog.Enrichers.Environment" Version="3.0.1" />
-    <PackageReference Include="Serilog.Enrichers.Thread" Version="4.0.0" />
-  </ItemGroup>
-
-</Project>

FileShare-Common/Infrastructure/LoggingConfiguration.cs

@@ -1,167 +0,0 @@
-using Serilog;
-using Serilog.Events;
-
-namespace FileShare_Common.Infrastructure
-{
-    /// <summary>
-    /// Serilog 日志配置 —— 可在 FileShare-API 和 FileShare-PC 中共享。
-    /// </summary>
-    public static class LoggingConfiguration
-    {
-        /// <summary>
-        /// 默认日志目录
-        /// </summary>
-        private static readonly string DefaultLogDir = Path.Combine(AppContext.BaseDirectory, "logs");
-
-        /// <summary>
-        /// 创建控制台日志记录器（开发环境）。
-        /// </summary>
-        public static ILogger CreateConsoleLogger(
-            LogEventLevel minimumLevel = LogEventLevel.Debug)
-        {
-            return new LoggerConfiguration()
-                .MinimumLevel.Is(minimumLevel)
-                .Enrich.FromLogContext()
-                .WriteTo.Console(
-                    outputTemplate: "[{Timestamp:HH:mm:ss} {Level:u3}] {Message:lj}{NewLine}{Exception}")
-                .CreateLogger();
-        }
-
-        /// <summary>
-        /// 创建控制台 + 文件日志记录器。
-        /// </summary>
-        /// <param name="minimumLevel">最低日志级别</param>
-        /// <param name="logDir">日志目录，默认 ./logs</param>
-        /// <param name="retainedDays">保留天数</param>
-        public static ILogger CreateDefaultLogger(
-            LogEventLevel minimumLevel = LogEventLevel.Information,
-            string? logDir = null,
-            int retainedDays = 30)
-        {
-            logDir ??= DefaultLogDir;
-
-            return new LoggerConfiguration()
-                .MinimumLevel.Is(minimumLevel)
-                //.MinimumLevel.Override("Microsoft", LogEventLevel.Warning)
-                //.MinimumLevel.Override("System", LogEventLevel.Warning)
-                .Enrich.FromLogContext()
-                .Enrich.WithMachineName()
-                .Enrich.WithThreadId()
-                .WriteTo.Console(
-                    outputTemplate: "[{Timestamp:HH:mm:ss} {Level:u3}] {Message:lj}{NewLine}{Exception}")
-                .WriteTo.File(
-                    path: Path.Combine(logDir, "log-.txt"),
-                    rollingInterval: RollingInterval.Day,
-                    retainedFileCountLimit: retainedDays,
-                    outputTemplate: "{Timestamp:yyyy-MM-dd HH:mm:ss.fff} [{Level:u3}] {Message:lj}{NewLine}{Exception}",
-                    encoding: System.Text.Encoding.UTF8)
-                .CreateLogger();
-        }
-
-        /// <summary>
-        /// 创建只写文件的日志记录器（桌面应用静默模式）。
-        /// </summary>
-        public static ILogger CreateFileOnlyLogger(
-            LogEventLevel minimumLevel = LogEventLevel.Information,
-            string? logDir = null,
-            int retainedDays = 30)
-        {
-            logDir ??= DefaultLogDir;
-
-            return new LoggerConfiguration()
-                .MinimumLevel.Is(minimumLevel)
-                .MinimumLevel.Override("Microsoft", LogEventLevel.Warning)
-                .Enrich.FromLogContext()
-                .WriteTo.File(
-                    path: Path.Combine(logDir, "app-.txt"),
-                    rollingInterval: RollingInterval.Day,
-                    retainedFileCountLimit: retainedDays,
-                    outputTemplate: "{Timestamp:yyyy-MM-dd HH:mm:ss.fff} [{Level:u3}] {Message:lj}{NewLine}{Exception}",
-                    encoding: System.Text.Encoding.UTF8)
-                .CreateLogger();
-        }
-    }
-
-    /// <summary>
-    /// 静态日志访问器 —— 全局静态入口，方便在没有 DI 的场景下使用。
-    /// </summary>
-    public static class AppLog
-    {
-        /// <summary>
-        /// 保存全局日志记录器实例。
-        /// </summary>
-        private static ILogger? _logger;
-
-        /// <summary>
-        /// 初始化全局日志记录器。
-        /// </summary>
-        public static void Initialize(ILogger logger)
-        {
-            _logger = logger;
-            Log.Logger = logger;
-        }
-
-        /// <summary>
-        /// 获取全局日志记录器。若未初始化则回退到 Serilog.Log.Logger。
-        /// </summary>
-        public static ILogger Logger => _logger ?? Log.Logger;
-
-        /// <summary>
-        /// 写入 Debug 级别日志。
-        /// </summary>
-        /// <param name="messageTemplate">消息模板。</param>
-        /// <param name="propertyValues">属性值。</param>
-        public static void Debug(string messageTemplate, params object?[] propertyValues)
-            => Logger.Debug(messageTemplate, propertyValues);
-
-        /// <summary>
-        /// 写入 Information 级别日志。
-        /// </summary>
-        /// <param name="messageTemplate">消息模板。</param>
-        /// <param name="propertyValues">属性值。</param>
-        public static void Information(string messageTemplate, params object?[] propertyValues)
-            => Logger.Information(messageTemplate, propertyValues);
-
-        /// <summary>
-        /// 写入 Warning 级别日志。
-        /// </summary>
-        /// <param name="messageTemplate">消息模板。</param>
-        /// <param name="propertyValues">属性值。</param>
-        public static void Warning(string messageTemplate, params object?[] propertyValues)
-            => Logger.Warning(messageTemplate, propertyValues);
-
-        /// <summary>
-        /// 写入 Error 级别日志。
-        /// </summary>
-        /// <param name="messageTemplate">消息模板。</param>
-        /// <param name="propertyValues">属性值。</param>
-        public static void Error(string messageTemplate, params object?[] propertyValues)
-            => Logger.Error(messageTemplate, propertyValues);
-
-        /// <summary>
-        /// 写入 Error 级别日志，并附带异常信息。
-        /// </summary>
-        /// <param name="exception">异常对象。</param>
-        /// <param name="messageTemplate">消息模板。</param>
-        /// <param name="propertyValues">属性值。</param>
-        public static void Error(Exception exception, string messageTemplate, params object?[] propertyValues)
-            => Logger.Error(exception, messageTemplate, propertyValues);
-
-        /// <summary>
-        /// 写入 Fatal 级别日志。
-        /// </summary>
-        /// <param name="messageTemplate">消息模板。</param>
-        /// <param name="propertyValues">属性值。</param>
-        public static void Fatal(string messageTemplate, params object?[] propertyValues)
-            => Logger.Fatal(messageTemplate, propertyValues);
-
-        /// <summary>
-        /// 写入 Fatal 级别日志，并附带异常信息。
-        /// </summary>
-        /// <param name="exception">异常对象。</param>
-        /// <param name="messageTemplate">消息模板。</param>
-        /// <param name="propertyValues">属性值。</param>
-        public static void Fatal(Exception exception, string messageTemplate, params object?[] propertyValues)
-            => Logger.Fatal(exception, messageTemplate, propertyValues);
-    }
-}

FileShare-EFCore/Database/AppDataContext.cs

@@ -1,107 +0,0 @@
-using FileShare_EFCore.Models;
-using Microsoft.EntityFrameworkCore;
-
-namespace FileShare_EFCore.Database
-{
-    /// <summary>
-    /// 应用数据库上下文 —— 继承自 FileShare-EFCore 的 AppDbContext。
-    /// 所有业务实体在此注册 DbSet。
-    /// 这是 FileShare-API 和 FileShare-PC 共用的具体数据上下文。
-    /// </summary>
-    public class AppDataContext(DatabaseConfiguration dbConfig) : AppDbContext(dbConfig)
-    {
-        /// <summary>天气预报数据</summary>
-        public DbSet<WeatherForecastEntity> WeatherForecasts => Set<WeatherForecastEntity>();
-
-        /// <summary>用户数据</summary>
-        public DbSet<UserEntity> Users => Set<UserEntity>();
-
-        /// <summary>API refresh token 数据</summary>
-        public DbSet<ApiRefreshTokenEntity> ApiRefreshTokens => Set<ApiRefreshTokenEntity>();
-
-        /// <summary>文件库根目录数据</summary>
-        public DbSet<ManagedLibraryRoot> ManagedLibraryRoots => Set<ManagedLibraryRoot>();
-
-        /// <summary>文件库文件记录数据</summary>
-        public DbSet<ManagedFileRecord> ManagedFileRecords => Set<ManagedFileRecord>();
-
-        /// <summary>文件缩略图映射数据</summary>
-        public DbSet<ManagedThumbnailMap> ManagedThumbnailMaps => Set<ManagedThumbnailMap>();
-
-        /// <summary>
-        /// 配置实体映射，包括主键、索引和属性约束。
-        /// </summary>
-        /// <param name="modelBuilder">模型构建器。</param>
-        protected override void OnModelCreating(ModelBuilder modelBuilder)
-        {
-            base.OnModelCreating(modelBuilder);
-
-            modelBuilder.Entity<WeatherForecastEntity>(entity =>
-            {
-                entity.HasKey(e => e.Id).HasName("pk-weather-forecast");
-                entity.Property(e => e.Summary).HasMaxLength(200);
-            });
-
-            modelBuilder.Entity<UserEntity>(entity =>
-            {
-                entity.HasKey(e => e.Id).HasName("pk-user");
-                entity.Property(e => e.Email).HasMaxLength(200);
-            });
-
-            modelBuilder.Entity<ApiRefreshTokenEntity>(entity =>
-            {
-                entity.HasKey(e => e.Id).HasName("pk-api-refresh-token");
-                entity.HasIndex(e => e.TokenHash).IsUnique().HasDatabaseName("idx-api-refresh-token-hash");
-                entity.HasIndex(e => e.UserId).HasDatabaseName("idx-api-refresh-token-user-id");
-            });
-
-            modelBuilder.Entity<ManagedLibraryRoot>(entity =>
-            {
-                entity.HasKey(e => e.Id).HasName("pk-managed-library-root");
-                entity.HasIndex(e => e.Path).IsUnique().HasDatabaseName("idx-managed-library-root-path");
-                entity.Property(e => e.Path).HasMaxLength(1024);
-                entity.Property(e => e.DisplayName).HasMaxLength(200);
-                entity.Property(e => e.LastScanError).HasMaxLength(2000);
-                entity.Property(e => e.IsAvailable).HasDefaultValue(true);
-            });
-
-            modelBuilder.Entity<ManagedFileRecord>(entity =>
-            {
-                entity.HasKey(e => e.Id).HasName("pk-managed-file-record");
-                entity.HasIndex(e => e.LibraryRootId).HasDatabaseName("idx-managed-file-record-root-id");
-                entity.HasIndex(e => e.ThumbnailId).HasDatabaseName("idx-managed-file-record-thumbnail-id");
-                entity.HasIndex(e => e.AbsolutePath).IsUnique().HasDatabaseName("idx-managed-file-record-absolute-path");
-                entity.HasIndex(e => new { e.MediaType, e.Exists }).HasDatabaseName("idx-managed-file-record-media-type-exists");
-                entity.HasIndex(e => e.LastPlayedAt).HasDatabaseName("idx-managed-file-record-last-played-at");
-                entity.HasIndex(e => e.FileCreationTimeUtc).HasDatabaseName("idx-managed-file-record-file-creation-time");
-                entity.Property(e => e.FileName).HasMaxLength(260);
-                entity.Property(e => e.RelativePath).HasMaxLength(1024);
-                entity.Property(e => e.AbsolutePath).HasMaxLength(2048);
-                entity.Property(e => e.Extension).HasMaxLength(32);
-                entity.Property(e => e.MediaType).HasMaxLength(20);
-                entity.Property(e => e.ContentType).HasMaxLength(100);
-                entity.HasOne(e => e.LibraryRoot)
-                    .WithMany(e => e.Files)
-                    .HasForeignKey(e => e.LibraryRootId)
-                    .OnDelete(DeleteBehavior.Cascade);
-                entity.HasOne(e => e.Thumbnail)
-                    .WithMany(e => e.Files)
-                    .HasForeignKey(e => e.ThumbnailId)
-                    .OnDelete(DeleteBehavior.SetNull);
-            });
-
-            modelBuilder.Entity<ManagedThumbnailMap>(entity =>
-            {
-                entity.HasKey(e => e.Id).HasName("pk-managed-thumbnail-map");
-                entity.HasIndex(e => e.LibraryRootId).HasDatabaseName("idx-managed-thumbnail-map-root-id");
-                entity.HasIndex(e => e.RelativePath).IsUnique().HasDatabaseName("idx-managed-thumbnail-map-relative-path");
-                entity.Property(e => e.RelativePath).HasMaxLength(1024);
-                entity.Property(e => e.ContentType).HasMaxLength(100);
-                entity.HasOne(e => e.LibraryRoot)
-                    .WithMany(e => e.Thumbnails)
-                    .HasForeignKey(e => e.LibraryRootId)
-                    .OnDelete(DeleteBehavior.Cascade);
-            });
-        }
-    }
-}

FileShare-EFCore/Database/AppDataContextFactory.cs

@@ -1,120 +0,0 @@
-using Microsoft.EntityFrameworkCore.Design;
-
-namespace FileShare_EFCore.Database
-{
-    /// <summary>
-    /// 设计时 DbContext 工厂，用于 EF Core 迁移工具生成迁移代码。
-    /// </summary>
-    public class AppDataContextFactory : IDesignTimeDbContextFactory<AppDataContext>
-    {
-        /// <summary>
-        /// 创建用于设计时的 AppDataContext 实例，默认使用 SQLite 提供程序。
-        /// </summary>
-        /// <param name="args">命令行参数。</param>
-        /// <returns>配置好的数据上下文实例。</returns>
-        public AppDataContext CreateDbContext(string[] args)
-        {
-            return new AppDataContext(DesignTimeDatabaseConfiguration.Create(args));
-        }
-    }
-
-    /// <summary>
-    /// SQLite 迁移设计时工厂。
-    /// </summary>
-    public sealed class SqliteAppDataContextFactory : IDesignTimeDbContextFactory<SqliteAppDataContext>
-    {
-        /// <inheritdoc />
-        public SqliteAppDataContext CreateDbContext(string[] args)
-            => new(DesignTimeDatabaseConfiguration.Create(args, DatabaseProvider.SQLite));
-    }
-
-    /// <summary>
-    /// SQL Server 迁移设计时工厂。
-    /// </summary>
-    public sealed class SqlServerAppDataContextFactory : IDesignTimeDbContextFactory<SqlServerAppDataContext>
-    {
-        /// <inheritdoc />
-        public SqlServerAppDataContext CreateDbContext(string[] args)
-            => new(DesignTimeDatabaseConfiguration.Create(args, DatabaseProvider.SqlServer));
-    }
-
-    /// <summary>
-    /// PostgreSQL 迁移设计时工厂。
-    /// </summary>
-    public sealed class PostgreSqlAppDataContextFactory : IDesignTimeDbContextFactory<PostgreSqlAppDataContext>
-    {
-        /// <inheritdoc />
-        public PostgreSqlAppDataContext CreateDbContext(string[] args)
-            => new(DesignTimeDatabaseConfiguration.Create(args, DatabaseProvider.PostgreSQL));
-    }
-
-    /// <summary>
-    /// MySQL 迁移设计时工厂。
-    /// </summary>
-    public sealed class MySqlAppDataContextFactory : IDesignTimeDbContextFactory<MySqlAppDataContext>
-    {
-        /// <inheritdoc />
-        public MySqlAppDataContext CreateDbContext(string[] args)
-            => new(DesignTimeDatabaseConfiguration.Create(args, DatabaseProvider.MySQL));
-    }
-
-    /// <summary>
-    /// 为设计时工具（dotnet ef migrations）提供数据库连接配置。
-    /// </summary>
-    internal static class DesignTimeDatabaseConfiguration
-    {
-        /// <summary>
-        /// 解析命令行参数中的 --provider 选项，创建对应的 <see cref="DatabaseConfiguration"/>。
-        /// 未指定提供程序时默认使用 SQLite。
-        /// </summary>
-        /// <param name="args">命令行参数。</param>
-        /// <param name="defaultProvider">未指定时的默认数据库提供程序。</param>
-        /// <returns>对应数据库提供程序的配置。</returns>
-        public static DatabaseConfiguration Create(string[] args, DatabaseProvider defaultProvider = DatabaseProvider.SQLite)
-        {
-            DatabaseProviderRegistry.RegisterDefaults();
-
-            var provider = GetProvider(args) ?? defaultProvider;
-            return provider switch
-            {
-                DatabaseProvider.SQLite => DatabaseConfiguration.ForSQLite("fileshare-api.db"),
-                DatabaseProvider.SqlServer => DatabaseConfiguration.ForSqlServer("(localdb)\\MSSQLLocalDB", "FileShareApi"),
-                DatabaseProvider.PostgreSQL => DatabaseConfiguration.ForPostgreSQL("localhost", "fileshare_api", "postgres", "postgres"),
-                DatabaseProvider.MySQL => DatabaseConfiguration.ForMySQL("localhost", "fileshare_api", "root", "root"),
-                _ => DatabaseConfiguration.ForSQLite("fileshare-api.db"),
-            };
-        }
-
-        /// <summary>
-        /// 从命令行参数中解析 --provider 选项的值。
-        /// 支持 <c>--provider sqlite</c> 和 <c>--provider=sqlite</c> 两种格式。
-        /// </summary>
-        /// <param name="args">命令行参数。</param>
-        /// <returns>解析到的数据库提供程序，未指定或无法识别时返回 null。</returns>
-        private static DatabaseProvider? GetProvider(string[] args)
-        {
-            for (var i = 0; i < args.Length; i++)
-            {
-                var arg = args[i];
-                string? value = null;
-
-                if (arg.Equals("--provider", StringComparison.OrdinalIgnoreCase) && i + 1 < args.Length)
-                {
-                    value = args[i + 1];
-                }
-                else if (arg.StartsWith("--provider=", StringComparison.OrdinalIgnoreCase))
-                {
-                    value = arg["--provider=".Length..];
-                }
-
-                if (!string.IsNullOrWhiteSpace(value)
-                    && Enum.TryParse<DatabaseProvider>(value, ignoreCase: true, out var provider))
-                {
-                    return provider;
-                }
-            }
-
-            return null;
-        }
-    }
-}

FileShare-EFCore/Database/AppDbContext.cs

@@ -1,115 +0,0 @@
-using Microsoft.EntityFrameworkCore;
-using System;
-using System.Linq;
-using System.Threading;
-using System.Threading.Tasks;
-
-namespace FileShare_EFCore.Database
-{
-    /// <summary>
-    /// 应用数据库上下文基类 —— 自动根据 DatabaseConfiguration 选择数据库提供程序。
-    /// 所有业务 DbContext 继承此类即可获得多数据库支持。
-    /// </summary>
-    public abstract class AppDbContext(DatabaseConfiguration dbConfig) : DbContext
-    {
-        /// <summary>
-        /// 数据库配置。
-        /// </summary>
-        private readonly DatabaseConfiguration _dbConfig = dbConfig;
-
-        /// <summary>
-        /// 配置数据库提供程序和连接选项。
-        /// </summary>
-        /// <param name="optionsBuilder">选项构建器。</param>
-        protected override void OnConfiguring(DbContextOptionsBuilder optionsBuilder)
-        {
-            if (optionsBuilder.IsConfigured) return;
-
-            ConfigureProvider(optionsBuilder, _dbConfig);
-
-            if (_dbConfig.EnableDetailedLog)
-            {
-                optionsBuilder.LogTo(Console.WriteLine, Microsoft.Extensions.Logging.LogLevel.Information);
-            }
-
-            // 启用详细的 EF Core 错误信息
-            optionsBuilder.EnableDetailedErrors();
-            optionsBuilder.EnableSensitiveDataLogging(_dbConfig.EnableDetailedLog);
-        }
-
-        /// <summary>
-        /// 根据配置选择数据库提供程序。
-        /// 使用注册模式，由宿主项目注册具体的提供程序实现。
-        /// </summary>
-        public static void ConfigureProvider(DbContextOptionsBuilder optionsBuilder, DatabaseConfiguration config)
-        {
-            if (DatabaseProviderRegistry.TryGet(config.Provider, out var configurator))
-            {
-                configurator(optionsBuilder, config.ConnectionString, config.Timeout);
-            }
-            else
-            {
-                throw new NotSupportedException(
-                    $"数据库提供程序 {config.Provider} 未注册。" +
-                    $"请在宿主项目中安装对应的 EF Core NuGet 包并调用 DatabaseProviderRegistry.Register()。");
-            }
-
-            optionsBuilder.EnableDetailedErrors();
-            optionsBuilder.EnableSensitiveDataLogging(config.EnableDetailedLog);
-
-            if (config.EnableDetailedLog)
-            {
-                optionsBuilder.LogTo(Console.WriteLine, Microsoft.Extensions.Logging.LogLevel.Information);
-            }
-        }
-
-        /// <summary>
-        /// 保存时自动设置时间戳。
-        /// </summary>
-        public override int SaveChanges(bool acceptAllChangesOnSuccess)
-        {
-            SetTimestamps();
-            return base.SaveChanges(acceptAllChangesOnSuccess);
-        }
-
-        /// <summary>
-        /// 异步保存更改，自动设置时间戳。
-        /// </summary>
-        /// <param name="acceptAllChangesOnSuccess">是否在成功时接受所有更改。</param>
-        /// <param name="cancellationToken">取消令牌。</param>
-        /// <returns>受影响的行数。</returns>
-        public override Task<int> SaveChangesAsync(bool acceptAllChangesOnSuccess, CancellationToken cancellationToken = default)
-        {
-            SetTimestamps();
-            return base.SaveChangesAsync(acceptAllChangesOnSuccess, cancellationToken);
-        }
-
-        /// <summary>
-        /// 自动设置新增或修改实体的 CreatedAt 和 UpdatedAt 时间戳。
-        /// </summary>
-        private void SetTimestamps()
-        {
-            var entries = ChangeTracker.Entries()
-                .Where(e => e.State == EntityState.Added || e.State == EntityState.Modified);
-
-            foreach (var entry in entries)
-            {
-                var entity = entry.Entity;
-
-                // 使用反射设置 CreatedAt / UpdatedAt（如果存在）
-                var createdAtProp = entity.GetType().GetProperty("CreatedAt");
-                var updatedAtProp = entity.GetType().GetProperty("UpdatedAt");
-
-                if (entry.State == EntityState.Added && createdAtProp != null)
-                {
-                    createdAtProp.SetValue(entity, DateTime.UtcNow);
-                }
-
-                if (updatedAtProp != null)
-                {
-                    updatedAtProp.SetValue(entity, DateTime.UtcNow);
-                }
-            }
-        }
-    }
-}

FileShare-EFCore/Database/DatabaseConfiguration.cs

@@ -1,93 +0,0 @@
-namespace FileShare_EFCore.Database
-{
-    /// <summary>
-    /// 支持的数据库提供程序类型。
-    /// </summary>
-    public enum DatabaseProvider
-    {
-        /// <summary>SQLite（本地文件数据库，无需安装，跨平台）</summary>
-        SQLite,
-
-        /// <summary>MySQL / MariaDB</summary>
-        MySQL,
-
-        /// <summary>PostgreSQL</summary>
-        PostgreSQL,
-
-        /// <summary>SQL Server</summary>
-        SqlServer
-    }
-
-    /// <summary>
-    /// 数据库连接配置 —— 在 appsettings.json 中配置。
-    /// </summary>
-    public class DatabaseConfiguration
-    {
-        /// <summary>数据库提供程序</summary>
-        public DatabaseProvider Provider { get; set; } = DatabaseProvider.SQLite;
-
-        /// <summary>连接字符串</summary>
-        public string ConnectionString { get; set; } = "Data Source=app.db";
-
-        /// <summary>是否在启动时自动执行迁移</summary>
-        public bool AutoMigrate { get; set; } = true;
-
-        /// <summary>
-        /// 是否在迁移前删除并重建当前连接指向的数据库。
-        /// 仅用于切换数据库类型或本地开发重建库；生产环境默认必须保持 false。
-        /// </summary>
-        public bool RecreateDatabase { get; set; } = false;
-
-        /// <summary>是否启用详细日志（会打印 SQL 语句）</summary>
-        public bool EnableDetailedLog { get; set; } = false;
-
-        /// <summary>连接超时（秒）</summary>
-        public int Timeout { get; set; } = 30;
-
-        // ---- 快捷构建方法 ----
-
-        /// <summary>SQLite 本地数据库</summary>
-        public static DatabaseConfiguration ForSQLite(string dataSource = "app.db")
-        {
-            return new DatabaseConfiguration
-            {
-                Provider = DatabaseProvider.SQLite,
-                ConnectionString = $"Data Source={dataSource}",
-                AutoMigrate = true,
-            };
-        }
-
-        /// <summary>MySQL 数据库</summary>
-        public static DatabaseConfiguration ForMySQL(string server, string database, string user, string password, uint port = 3306)
-        {
-            return new DatabaseConfiguration
-            {
-                Provider = DatabaseProvider.MySQL,
-                ConnectionString = $"Server={server};Port={port};Database={database};User={user};Password={password};",
-            };
-        }
-
-        /// <summary>PostgreSQL 数据库</summary>
-        public static DatabaseConfiguration ForPostgreSQL(string host, string database, string username, string password, int port = 5432)
-        {
-            return new DatabaseConfiguration
-            {
-                Provider = DatabaseProvider.PostgreSQL,
-                ConnectionString = $"Host={host};Port={port};Database={database};Username={username};Password={password};",
-            };
-        }
-
-        /// <summary>SQL Server 数据库</summary>
-        public static DatabaseConfiguration ForSqlServer(string server, string database, string? user = null, string? password = null)
-        {
-            var connStr = string.IsNullOrEmpty(user)
-                ? $"Server={server};Database={database};Trusted_Connection=True;TrustServerCertificate=True;"
-                : $"Server={server};Database={database};User Id={user};Password={password};TrustServerCertificate=True;";
-            return new DatabaseConfiguration
-            {
-                Provider = DatabaseProvider.SqlServer,
-                ConnectionString = connStr,
-            };
-        }
-    }
-}

FileShare-EFCore/Database/DatabaseExtensions.cs

@@ -1,91 +0,0 @@
-using Microsoft.EntityFrameworkCore;
-using Microsoft.Extensions.DependencyInjection;
-
-namespace FileShare_EFCore.Database
-{
-    /// <summary>
-    /// 数据库服务注册扩展 —— 在 Program.cs 中一行配置数据库。
-    /// </summary>
-    public static class DatabaseExtensions
-    {
-        /// <summary>
-        /// 注册数据库上下文及相关服务。
-        /// </summary>
-        /// <typeparam name="TContext">继承自 AppDbContext 的业务 DbContext</typeparam>
-        public static IServiceCollection AddAppDatabase<TContext>(
-            this IServiceCollection services,
-            DatabaseConfiguration config)
-            where TContext : AppDbContext
-        {
-            // 注册配置
-            services.AddSingleton(config);
-
-            if (typeof(TContext) == typeof(AppDataContext))
-            {
-                services.AddProviderAppDataContext(config);
-                services.AddScoped<DatabaseManager<TContext>>();
-
-                return services;
-            }
-
-            // 注册 DbContext
-            services.AddDbContext<TContext>(options =>
-            {
-                AppDbContext.ConfigureProvider(options, config);
-            });
-
-            // 注册数据库管理器
-            services.AddScoped<DatabaseManager<TContext>>();
-
-            return services;
-        }
-
-        /// <summary>
-        /// 根据 <see cref="DatabaseConfiguration.Provider"/> 注册对应具体类型的 <see cref="AppDataContext"/> 实现。
-        /// </summary>
-        /// <param name="services">服务集合。</param>
-        /// <param name="config">数据库配置。</param>
-        /// <exception cref="NotSupportedException">数据库提供程序未注册时抛出。</exception>
-        private static void AddProviderAppDataContext(this IServiceCollection services, DatabaseConfiguration config)
-        {
-            switch (config.Provider)
-            {
-                case DatabaseProvider.SQLite:
-                    services.AddDbContext<AppDataContext, SqliteAppDataContext>(options =>
-                        AppDbContext.ConfigureProvider(options, config));
-                    break;
-                case DatabaseProvider.SqlServer:
-                    services.AddDbContext<AppDataContext, SqlServerAppDataContext>(options =>
-                        AppDbContext.ConfigureProvider(options, config));
-                    break;
-                case DatabaseProvider.PostgreSQL:
-                    services.AddDbContext<AppDataContext, PostgreSqlAppDataContext>(options =>
-                        AppDbContext.ConfigureProvider(options, config));
-                    break;
-                case DatabaseProvider.MySQL:
-                    services.AddDbContext<AppDataContext, MySqlAppDataContext>(options =>
-                        AppDbContext.ConfigureProvider(options, config));
-                    break;
-                default:
-                    throw new NotSupportedException($"数据库提供程序 {config.Provider} 未注册。");
-            }
-        }
-
-        /// <summary>
-        /// 初始化数据库（在应用启动时调用一次）。
-        /// </summary>
-        public static IServiceProvider InitializeDatabase<TContext>(
-            this IServiceProvider serviceProvider,
-            Action<TContext, IServiceProvider?>? seeder = null)
-            where TContext : AppDbContext
-        {
-            using var scope = serviceProvider.CreateScope();
-            var dbManager = scope.ServiceProvider.GetRequiredService<DatabaseManager<TContext>>();
-
-            // 同步等待初始化（启动时阻塞）
-            dbManager.InitializeAsync(seeder).GetAwaiter().GetResult();
-
-            return serviceProvider;
-        }
-    }
-}

FileShare-EFCore/Database/DatabaseManager.cs

@@ -1,225 +0,0 @@
-using FileShare_Common.Infrastructure;
-using Microsoft.EntityFrameworkCore;
-using Microsoft.EntityFrameworkCore.Infrastructure;
-using Microsoft.EntityFrameworkCore.Migrations;
-using System;
-using System.Collections.Generic;
-using System.Linq;
-using System.Reflection;
-using System.Threading;
-using System.Threading.Tasks;
-
-namespace FileShare_EFCore.Database
-{
-    /// <summary>
-    /// 数据库管理器 —— 负责连接测试、自动迁移、种子数据、版本检查。
-    /// 在应用启动时调用，确保数据库结构与应用代码同步。
-    /// </summary>
-    public class DatabaseManager<TContext> where TContext : AppDbContext
-    {
-        /// <summary>
-        /// 数据库上下文实例。
-        /// </summary>
-        private readonly TContext _context;
-        /// <summary>
-        /// 数据库配置。
-        /// </summary>
-        private readonly DatabaseConfiguration _config;
-        /// <summary>
-        /// DI 服务提供程序（可选，用于种子数据中解析服务）。
-        /// </summary>
-        private readonly IServiceProvider? _serviceProvider;
-
-        /// <summary>
-        /// 初始化数据库管理器。
-        /// </summary>
-        /// <param name="context">数据库上下文。</param>
-        /// <param name="config">数据库配置。</param>
-        /// <param name="serviceProvider">可选的 DI 容器。</param>
-        public DatabaseManager(TContext context, DatabaseConfiguration config, IServiceProvider? serviceProvider = null)
-        {
-            _context = context;
-            _config = config;
-            _serviceProvider = serviceProvider;
-        }
-
-        /// <summary>
-        /// 初始化数据库：测试连接 → 自动迁移 → 种子数据。
-        /// </summary>
-        public async Task InitializeAsync(Action<TContext, IServiceProvider?>? seeder = null)
-        {
-            AppLog.Information(
-                "正在初始化数据库 Provider={Provider}, AppVersion={AppVersion}",
-                _config.Provider,
-                GetApplicationVersion());
-
-            // 1. 自动迁移（如果启用）。MigrateAsync 会按迁移历史顺序执行全部待处理迁移，
-            // 支持用户从较旧软件版本直接升级到当前版本。
-            if (_config.AutoMigrate)
-            {
-                if (_config.RecreateDatabase)
-                {
-                    AppLog.Warning(
-                        "RecreateDatabase=true，将删除并重建当前连接指向的数据库。Provider={Provider}",
-                        _config.Provider);
-
-                    await _context.Database.EnsureDeletedAsync();
-                }
-
-                await MigrateAsync();
-            }
-            else
-            {
-                var canConnect = await CanConnectAsync();
-                if (!canConnect)
-                {
-                    throw new InvalidOperationException(
-                        $"无法连接到数据库 [{_config.Provider}]，请检查连接字符串和数据库服务状态。");
-                }
-            }
-
-            // 2. 种子数据
-            if (seeder != null)
-            {
-                seeder(_context, _serviceProvider);
-                await _context.SaveChangesAsync();
-            }
-        }
-
-        /// <summary>
-        /// 测试数据库连接是否正常。
-        /// </summary>
-        public async Task<bool> CanConnectAsync()
-        {
-            try
-            {
-                return await _context.Database.CanConnectAsync();
-            }
-            catch (Exception ex)
-            {
-                AppLog.Warning("数据库连接测试失败 Provider={Provider} Error={Error}", _config.Provider, ex.Message);
-                return false;
-            }
-        }
-
-        /// <summary>
-        /// 执行待处理的迁移。
-        /// 使用 EF Core 原生迁移机制，自动检测并应用 Schema 变更。
-        /// </summary>
-        public async Task MigrateAsync()
-        {
-            try
-            {
-                var appliedMigrations = (await _context.Database.GetAppliedMigrationsAsync()).ToList();
-                var pendingMigrations = await _context.Database.GetPendingMigrationsAsync();
-
-                if (pendingMigrations.Any())
-                {
-                    if (appliedMigrations.Count == 0)
-                    {
-                        AppLog.Information(
-                            "未检测到已应用迁移，将按当前 Provider={Provider} 从 0 构建完整表结构",
-                            _config.Provider);
-                    }
-
-                    AppLog.Information(
-                        "当前已应用 {AppliedCount} 个迁移，检测到 {PendingCount} 个待执行迁移: {Migrations}",
-                        appliedMigrations.Count,
-                        pendingMigrations.Count(),
-                        string.Join(", ", pendingMigrations));
-
-                    await _context.Database.MigrateAsync();
-
-                    AppLog.Information("数据库迁移完成（{Count} 个迁移已应用）", pendingMigrations.Count());
-                }
-                else
-                {
-                    AppLog.Information("数据库已是最新版本，无需迁移");
-                }
-            }
-            catch (Exception ex)
-            {
-                AppLog.Error(ex, "数据库迁移失败");
-                throw;
-            }
-        }
-
-        /// <summary>
-        /// 获取当前应用程序的版本号，优先读取 AssemblyInformationalVersion，回退到 AssemblyVersion。
-        /// </summary>
-        /// <returns>应用程序版本字符串。</returns>
-        private static string GetApplicationVersion()
-        {
-            var assembly = Assembly.GetEntryAssembly() ?? typeof(TContext).Assembly;
-            return assembly
-                .GetCustomAttribute<AssemblyInformationalVersionAttribute>()
-                ?.InformationalVersion
-                ?? assembly.GetName().Version?.ToString()
-                ?? "unknown";
-        }
-
-        /// <summary>
-        /// 获取数据库当前版本信息。
-        /// </summary>
-        public async Task<DatabaseVersionInfo> GetVersionInfoAsync()
-        {
-            var appliedMigrations = await _context.Database.GetAppliedMigrationsAsync();
-            var pendingMigrations = await _context.Database.GetPendingMigrationsAsync();
-
-            return new DatabaseVersionInfo
-            {
-                Provider = _config.Provider.ToString(),
-                AppliedMigrations = appliedMigrations.ToList(),
-                PendingMigrations = pendingMigrations.ToList(),
-                IsLatest = !pendingMigrations.Any(),
-                CanConnect = await CanConnectAsync(),
-            };
-        }
-
-        /// <summary>
-        /// 生成从指定迁移到最新版本的 SQL 脚本（用于生产环境审计）。
-        /// </summary>
-        public string GenerateMigrationScript(string? fromMigration = null)
-        {
-            var migrator = _context.GetService<IMigrator>();
-            return fromMigration is null
-                ? migrator.GenerateScript()
-                : migrator.GenerateScript(fromMigration);
-        }
-
-        /// <summary>
-        /// 确保数据库已创建（不执行迁移，适用于简单场景）。
-        /// </summary>
-        public bool EnsureCreated()
-        {
-            return _context.Database.EnsureCreated();
-        }
-    }
-
-    /// <summary>
-    /// 数据库版本信息 DTO。
-    /// </summary>
-    public class DatabaseVersionInfo
-    {
-        /// <summary>
-        /// 获取或设置数据库提供程序名称。
-        /// </summary>
-        public string Provider { get; set; } = string.Empty;
-        /// <summary>
-        /// 获取或设置已应用的迁移列表。
-        /// </summary>
-        public List<string> AppliedMigrations { get; set; } = new();
-        /// <summary>
-        /// 获取或设置待应用的迁移列表。
-        /// </summary>
-        public List<string> PendingMigrations { get; set; } = new();
-        /// <summary>
-        /// 获取或设置是否为最新版本。
-        /// </summary>
-        public bool IsLatest { get; set; }
-        /// <summary>
-        /// 获取或设置数据库是否可连接。
-        /// </summary>
-        public bool CanConnect { get; set; }
-    }
-}

FileShare-EFCore/Database/DatabaseProviderRegistry.cs

@@ -1,59 +0,0 @@
-using Microsoft.EntityFrameworkCore;
-
-namespace FileShare_EFCore.Database
-{
-    /// <summary>
-    /// 数据库提供程序注册表 —— 统一注册所有支持的提供程序配置委托。
-    /// 具体使用哪个提供程序由各宿主项目决定：
-    ///   FileShare-API：从 appsettings.json 的 DatabaseConfiguration 节读取；
-    ///   FileShare-PC ：固定使用 SQLite。
-    /// </summary>
-    public static class DatabaseProviderRegistry
-    {
-        /// <summary>
-        /// 提供程序配置委托：optionsBuilder, connectionString, timeout → void
-        /// </summary>
-        public delegate void ProviderConfigurator(DbContextOptionsBuilder optionsBuilder, string connectionString, int timeout);
-
-        /// <summary>
-        /// 保存已注册的数据库提供程序及其配置委托。
-        /// </summary>
-        private static readonly Dictionary<DatabaseProvider, ProviderConfigurator> _providers = new();
-
-        /// <summary>
-        /// 注册一个数据库提供程序。
-        /// </summary>
-        public static void Register(DatabaseProvider provider, ProviderConfigurator configurator)
-        {
-            _providers[provider] = configurator;
-        }
-
-        /// <summary>
-        /// 尝试获取注册的提供程序配置。
-        /// </summary>
-        public static bool TryGet(DatabaseProvider provider, out ProviderConfigurator configurator)
-        {
-            return _providers.TryGetValue(provider, out configurator!);
-        }
-
-        /// <summary>
-        /// 注册所有内置提供程序的默认配置（四个包均已内置在 FileShare-EFCore 中）。
-        /// 注册完成后由调用方根据自身需求选择具体的 <see cref="DatabaseProvider"/>。
-        /// </summary>
-        public static void RegisterDefaults()
-        {
-            Register(DatabaseProvider.SQLite, (opts, cs, timeout) =>
-                opts.UseSqlite(cs, o => o.CommandTimeout(timeout)));
-
-            Register(DatabaseProvider.SqlServer, (opts, cs, timeout) =>
-                opts.UseSqlServer(cs, o => { o.CommandTimeout(timeout); o.EnableRetryOnFailure(3); }));
-
-            Register(DatabaseProvider.PostgreSQL, (opts, cs, timeout) =>
-                opts.UseNpgsql(cs, o => { o.CommandTimeout(timeout); o.EnableRetryOnFailure(3); }));
-
-            Register(DatabaseProvider.MySQL, (opts, cs, timeout) =>
-                opts.UseMySQL(cs, o => o.CommandTimeout(timeout)));
-        }
-    }
-}
-

FileShare-EFCore/Database/ProviderAppDataContexts.cs

@@ -1,30 +0,0 @@
-namespace FileShare_EFCore.Database
-{
-    /// <summary>
-    /// SQLite 专用 DbContext，用于隔离 SQLite 迁移集。
-    /// </summary>
-    public sealed class SqliteAppDataContext(DatabaseConfiguration dbConfig) : AppDataContext(dbConfig)
-    {
-    }
-
-    /// <summary>
-    /// SQL Server 专用 DbContext，用于隔离 SQL Server 迁移集。
-    /// </summary>
-    public sealed class SqlServerAppDataContext(DatabaseConfiguration dbConfig) : AppDataContext(dbConfig)
-    {
-    }
-
-    /// <summary>
-    /// PostgreSQL 专用 DbContext，用于隔离 PostgreSQL 迁移集。
-    /// </summary>
-    public sealed class PostgreSqlAppDataContext(DatabaseConfiguration dbConfig) : AppDataContext(dbConfig)
-    {
-    }
-
-    /// <summary>
-    /// MySQL 专用 DbContext，用于隔离 MySQL 迁移集。
-    /// </summary>
-    public sealed class MySqlAppDataContext(DatabaseConfiguration dbConfig) : AppDataContext(dbConfig)
-    {
-    }
-}

FileShare-EFCore/FileShare-EFCore.csproj

@@ -1,28 +0,0 @@
-<Project Sdk="Microsoft.NET.Sdk">
-
-  <PropertyGroup>
-    <TargetFramework>net10.0</TargetFramework>
-    <RootNamespace>FileShare_EFCore</RootNamespace>
-    <ImplicitUsings>enable</ImplicitUsings>
-    <Nullable>enable</Nullable>
-  </PropertyGroup>
-
-  <ItemGroup>
-    <PackageReference Include="Microsoft.EntityFrameworkCore" Version="10.0.7" />
-    <PackageReference Include="Microsoft.EntityFrameworkCore.Relational" Version="10.0.7" />
-    <PackageReference Include="Microsoft.EntityFrameworkCore.Sqlite" Version="10.0.7" />
-    <PackageReference Include="Microsoft.EntityFrameworkCore.SqlServer" Version="10.0.7" />
-    <PackageReference Include="Npgsql.EntityFrameworkCore.PostgreSQL" Version="10.0.0" />
-    <PackageReference Include="MySql.EntityFrameworkCore" Version="10.0.7" />
-    <PackageReference Include="Microsoft.EntityFrameworkCore.Design" Version="10.0.7">
-      <PrivateAssets>all</PrivateAssets>
-      <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
-    </PackageReference>
-    <PackageReference Include="Microsoft.Extensions.DependencyInjection.Abstractions" Version="10.0.7" />
-  </ItemGroup>
-
-  <ItemGroup>
-    <ProjectReference Include="..\FileShare-Common\FileShare-Common.csproj" />
-  </ItemGroup>
-
-</Project>

FileShare-EFCore/Migrations/MySQL/20260520082626_AutoMigration_20260520162543.Designer.cs

@@ -1,175 +0,0 @@
-// <auto-generated />
-using System;
-using FileShare_EFCore.Database;
-using Microsoft.EntityFrameworkCore;
-using Microsoft.EntityFrameworkCore.Infrastructure;
-using Microsoft.EntityFrameworkCore.Migrations;
-using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
-
-#nullable disable
-
-namespace FileShare_EFCore.Migrations.MySQL
-{
-    [DbContext(typeof(MySqlAppDataContext))]
-    [Migration("20260520082626_AutoMigration_20260520162543")]
-    partial class AutoMigration_20260520162543
-    {
-        /// <inheritdoc />
-        protected override void BuildTargetModel(ModelBuilder modelBuilder)
-        {
-#pragma warning disable 612, 618
-            modelBuilder
-                .HasAnnotation("ProductVersion", "10.0.7")
-                .HasAnnotation("Relational:MaxIdentifierLength", 64);
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ApiRefreshTokenEntity", b =>
-                {
-                    b.Property<long>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("bigint")
-                        .HasColumnName("id");
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("datetime(6)")
-                        .HasColumnName("created-at");
-
-                    b.Property<string>("Device")
-                        .HasMaxLength(200)
-                        .HasColumnType("varchar(200)")
-                        .HasColumnName("device");
-
-                    b.Property<DateTime>("ExpiresAt")
-                        .HasColumnType("datetime(6)")
-                        .HasColumnName("expires-at");
-
-                    b.Property<string>("IpAddress")
-                        .HasMaxLength(64)
-                        .HasColumnType("varchar(64)")
-                        .HasColumnName("ip-address");
-
-                    b.Property<string>("ReplacedByTokenHash")
-                        .HasMaxLength(128)
-                        .HasColumnType("varchar(128)")
-                        .HasColumnName("replaced-by-token-hash");
-
-                    b.Property<DateTime?>("RevokedAt")
-                        .HasColumnType("datetime(6)")
-                        .HasColumnName("revoked-at");
-
-                    b.Property<string>("TokenHash")
-                        .IsRequired()
-                        .HasMaxLength(128)
-                        .HasColumnType("varchar(128)")
-                        .HasColumnName("token-hash");
-
-                    b.Property<int>("UserId")
-                        .HasColumnType("int")
-                        .HasColumnName("user-id");
-
-                    b.HasKey("Id")
-                        .HasName("pk-api-refresh-token");
-
-                    b.HasIndex("TokenHash")
-                        .IsUnique()
-                        .HasDatabaseName("idx-api-refresh-token-hash");
-
-                    b.HasIndex("UserId")
-                        .HasDatabaseName("idx-api-refresh-token-user-id");
-
-                    b.ToTable("api-refresh-token", t =>
-                        {
-                            t.HasComment("API refresh token");
-                        });
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.UserEntity", b =>
-                {
-                    b.Property<int>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("int")
-                        .HasColumnName("id")
-                        .HasComment("用户主键");
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("datetime(6)")
-                        .HasColumnName("created-at")
-                        .HasComment("创建时间");
-
-                    b.Property<string>("Email")
-                        .HasMaxLength(200)
-                        .HasColumnType("varchar(200)")
-                        .HasColumnName("email")
-                        .HasComment("用户邮箱");
-
-                    b.Property<string>("Name")
-                        .HasMaxLength(100)
-                        .HasColumnType("varchar(100)")
-                        .HasColumnName("name")
-                        .HasComment("用户名称");
-
-                    b.Property<string>("PhoneNumber")
-                        .HasMaxLength(50)
-                        .HasColumnType("varchar(50)")
-                        .HasColumnName("phone-number")
-                        .HasComment("电话号码");
-
-                    b.Property<DateTime>("UpdatedAt")
-                        .HasColumnType("datetime(6)")
-                        .HasColumnName("updated-at")
-                        .HasComment("更新时间");
-
-                    b.HasKey("Id")
-                        .HasName("pk-user");
-
-                    b.ToTable("user", t =>
-                        {
-                            t.HasComment("用户实体，演示数据库 CRUD 操作");
-                        });
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.WeatherForecastEntity", b =>
-                {
-                    b.Property<int>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("int")
-                        .HasColumnName("id")
-                        .HasComment("天气预报主键");
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("datetime(6)")
-                        .HasColumnName("created-at")
-                        .HasComment("创建时间");
-
-                    b.Property<DateOnly>("Date")
-                        .HasColumnType("date")
-                        .HasColumnName("date")
-                        .HasComment("预报日期");
-
-                    b.Property<string>("Summary")
-                        .HasMaxLength(200)
-                        .HasColumnType("varchar(200)")
-                        .HasColumnName("summary")
-                        .HasComment("天气摘要");
-
-                    b.Property<int>("TemperatureC")
-                        .HasColumnType("int")
-                        .HasColumnName("temperature-c")
-                        .HasComment("摄氏温度");
-
-                    b.Property<DateTime>("UpdatedAt")
-                        .HasColumnType("datetime(6)")
-                        .HasColumnName("updated-at")
-                        .HasComment("更新时间");
-
-                    b.HasKey("Id")
-                        .HasName("pk-weather-forecast");
-
-                    b.ToTable("weather-forecast", t =>
-                        {
-                            t.HasComment("天气预报数据实体");
-                        });
-                });
-#pragma warning restore 612, 618
-        }
-    }
-}

FileShare-EFCore/Migrations/MySQL/20260520082626_AutoMigration_20260520162543.cs

@@ -1,103 +0,0 @@
-using System;
-using Microsoft.EntityFrameworkCore.Migrations;
-using MySql.EntityFrameworkCore.Metadata;
-
-#nullable disable
-
-namespace FileShare_EFCore.Migrations.MySQL
-{
-    /// <inheritdoc />
-    public partial class AutoMigration_20260520162543 : Migration
-    {
-        /// <inheritdoc />
-        protected override void Up(MigrationBuilder migrationBuilder)
-        {
-            migrationBuilder.AlterDatabase()
-                .Annotation("MySQL:Charset", "utf8mb4");
-
-            migrationBuilder.CreateTable(
-                name: "api-refresh-token",
-                columns: table => new
-                {
-                    id = table.Column<long>(type: "bigint", nullable: false)
-                        .Annotation("MySQL:ValueGenerationStrategy", MySQLValueGenerationStrategy.IdentityColumn),
-                    userid = table.Column<int>(name: "user-id", type: "int", nullable: false),
-                    tokenhash = table.Column<string>(name: "token-hash", type: "varchar(128)", maxLength: 128, nullable: false),
-                    createdat = table.Column<DateTime>(name: "created-at", type: "datetime(6)", nullable: false),
-                    expiresat = table.Column<DateTime>(name: "expires-at", type: "datetime(6)", nullable: false),
-                    revokedat = table.Column<DateTime>(name: "revoked-at", type: "datetime(6)", nullable: true),
-                    replacedbytokenhash = table.Column<string>(name: "replaced-by-token-hash", type: "varchar(128)", maxLength: 128, nullable: true),
-                    device = table.Column<string>(type: "varchar(200)", maxLength: 200, nullable: true),
-                    ipaddress = table.Column<string>(name: "ip-address", type: "varchar(64)", maxLength: 64, nullable: true)
-                },
-                constraints: table =>
-                {
-                    table.PrimaryKey("pk-api-refresh-token", x => x.id);
-                },
-                comment: "API refresh token")
-                .Annotation("MySQL:Charset", "utf8mb4");
-
-            migrationBuilder.CreateTable(
-                name: "user",
-                columns: table => new
-                {
-                    id = table.Column<int>(type: "int", nullable: false, comment: "用户主键")
-                        .Annotation("MySQL:ValueGenerationStrategy", MySQLValueGenerationStrategy.IdentityColumn),
-                    name = table.Column<string>(type: "varchar(100)", maxLength: 100, nullable: true, comment: "用户名称"),
-                    email = table.Column<string>(type: "varchar(200)", maxLength: 200, nullable: true, comment: "用户邮箱"),
-                    phonenumber = table.Column<string>(name: "phone-number", type: "varchar(50)", maxLength: 50, nullable: true, comment: "电话号码"),
-                    createdat = table.Column<DateTime>(name: "created-at", type: "datetime(6)", nullable: false, comment: "创建时间"),
-                    updatedat = table.Column<DateTime>(name: "updated-at", type: "datetime(6)", nullable: false, comment: "更新时间")
-                },
-                constraints: table =>
-                {
-                    table.PrimaryKey("pk-user", x => x.id);
-                },
-                comment: "用户实体，演示数据库 CRUD 操作")
-                .Annotation("MySQL:Charset", "utf8mb4");
-
-            migrationBuilder.CreateTable(
-                name: "weather-forecast",
-                columns: table => new
-                {
-                    id = table.Column<int>(type: "int", nullable: false, comment: "天气预报主键")
-                        .Annotation("MySQL:ValueGenerationStrategy", MySQLValueGenerationStrategy.IdentityColumn),
-                    date = table.Column<DateOnly>(type: "date", nullable: false, comment: "预报日期"),
-                    temperaturec = table.Column<int>(name: "temperature-c", type: "int", nullable: false, comment: "摄氏温度"),
-                    summary = table.Column<string>(type: "varchar(200)", maxLength: 200, nullable: true, comment: "天气摘要"),
-                    createdat = table.Column<DateTime>(name: "created-at", type: "datetime(6)", nullable: false, comment: "创建时间"),
-                    updatedat = table.Column<DateTime>(name: "updated-at", type: "datetime(6)", nullable: false, comment: "更新时间")
-                },
-                constraints: table =>
-                {
-                    table.PrimaryKey("pk-weather-forecast", x => x.id);
-                },
-                comment: "天气预报数据实体")
-                .Annotation("MySQL:Charset", "utf8mb4");
-
-            migrationBuilder.CreateIndex(
-                name: "idx-api-refresh-token-hash",
-                table: "api-refresh-token",
-                column: "token-hash",
-                unique: true);
-
-            migrationBuilder.CreateIndex(
-                name: "idx-api-refresh-token-user-id",
-                table: "api-refresh-token",
-                column: "user-id");
-        }
-
-        /// <inheritdoc />
-        protected override void Down(MigrationBuilder migrationBuilder)
-        {
-            migrationBuilder.DropTable(
-                name: "api-refresh-token");
-
-            migrationBuilder.DropTable(
-                name: "user");
-
-            migrationBuilder.DropTable(
-                name: "weather-forecast");
-        }
-    }
-}

FileShare-EFCore/Migrations/MySQL/20260520083306_AutoMigration_20260520163216.Designer.cs

@@ -1,181 +0,0 @@
-// <auto-generated />
-using System;
-using FileShare_EFCore.Database;
-using Microsoft.EntityFrameworkCore;
-using Microsoft.EntityFrameworkCore.Infrastructure;
-using Microsoft.EntityFrameworkCore.Migrations;
-using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
-
-#nullable disable
-
-namespace FileShare_EFCore.Migrations.MySQL
-{
-    [DbContext(typeof(MySqlAppDataContext))]
-    [Migration("20260520083306_AutoMigration_20260520163216")]
-    partial class AutoMigration_20260520163216
-    {
-        /// <inheritdoc />
-        protected override void BuildTargetModel(ModelBuilder modelBuilder)
-        {
-#pragma warning disable 612, 618
-            modelBuilder
-                .HasAnnotation("ProductVersion", "10.0.7")
-                .HasAnnotation("Relational:MaxIdentifierLength", 64);
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ApiRefreshTokenEntity", b =>
-                {
-                    b.Property<long>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("bigint")
-                        .HasColumnName("id");
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("datetime(6)")
-                        .HasColumnName("created-at");
-
-                    b.Property<string>("Device")
-                        .HasMaxLength(200)
-                        .HasColumnType("varchar(200)")
-                        .HasColumnName("device");
-
-                    b.Property<DateTime>("ExpiresAt")
-                        .HasColumnType("datetime(6)")
-                        .HasColumnName("expires-at");
-
-                    b.Property<string>("IpAddress")
-                        .HasMaxLength(64)
-                        .HasColumnType("varchar(64)")
-                        .HasColumnName("ip-address");
-
-                    b.Property<string>("ReplacedByTokenHash")
-                        .HasMaxLength(128)
-                        .HasColumnType("varchar(128)")
-                        .HasColumnName("replaced-by-token-hash");
-
-                    b.Property<DateTime?>("RevokedAt")
-                        .HasColumnType("datetime(6)")
-                        .HasColumnName("revoked-at");
-
-                    b.Property<string>("TokenHash")
-                        .IsRequired()
-                        .HasMaxLength(128)
-                        .HasColumnType("varchar(128)")
-                        .HasColumnName("token-hash");
-
-                    b.Property<int>("UserId")
-                        .HasColumnType("int")
-                        .HasColumnName("user-id");
-
-                    b.HasKey("Id")
-                        .HasName("pk-api-refresh-token");
-
-                    b.HasIndex("TokenHash")
-                        .IsUnique()
-                        .HasDatabaseName("idx-api-refresh-token-hash");
-
-                    b.HasIndex("UserId")
-                        .HasDatabaseName("idx-api-refresh-token-user-id");
-
-                    b.ToTable("api-refresh-token", t =>
-                        {
-                            t.HasComment("API refresh token");
-                        });
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.UserEntity", b =>
-                {
-                    b.Property<int>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("int")
-                        .HasColumnName("id")
-                        .HasComment("用户主键");
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("datetime(6)")
-                        .HasColumnName("created-at")
-                        .HasComment("创建时间");
-
-                    b.Property<string>("Email")
-                        .HasMaxLength(200)
-                        .HasColumnType("varchar(200)")
-                        .HasColumnName("email")
-                        .HasComment("用户邮箱");
-
-                    b.Property<string>("Name")
-                        .HasMaxLength(100)
-                        .HasColumnType("varchar(100)")
-                        .HasColumnName("name")
-                        .HasComment("用户名称");
-
-                    b.Property<string>("PasswordHash")
-                        .HasMaxLength(200)
-                        .HasColumnType("varchar(200)")
-                        .HasColumnName("password-hash")
-                        .HasComment("密码哈希值");
-
-                    b.Property<string>("PhoneNumber")
-                        .HasMaxLength(50)
-                        .HasColumnType("varchar(50)")
-                        .HasColumnName("phone-number")
-                        .HasComment("电话号码");
-
-                    b.Property<DateTime>("UpdatedAt")
-                        .HasColumnType("datetime(6)")
-                        .HasColumnName("updated-at")
-                        .HasComment("更新时间");
-
-                    b.HasKey("Id")
-                        .HasName("pk-user");
-
-                    b.ToTable("user", t =>
-                        {
-                            t.HasComment("用户实体，演示数据库 CRUD 操作");
-                        });
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.WeatherForecastEntity", b =>
-                {
-                    b.Property<int>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("int")
-                        .HasColumnName("id")
-                        .HasComment("天气预报主键");
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("datetime(6)")
-                        .HasColumnName("created-at")
-                        .HasComment("创建时间");
-
-                    b.Property<DateOnly>("Date")
-                        .HasColumnType("date")
-                        .HasColumnName("date")
-                        .HasComment("预报日期");
-
-                    b.Property<string>("Summary")
-                        .HasMaxLength(200)
-                        .HasColumnType("varchar(200)")
-                        .HasColumnName("summary")
-                        .HasComment("天气摘要");
-
-                    b.Property<int>("TemperatureC")
-                        .HasColumnType("int")
-                        .HasColumnName("temperature-c")
-                        .HasComment("摄氏温度");
-
-                    b.Property<DateTime>("UpdatedAt")
-                        .HasColumnType("datetime(6)")
-                        .HasColumnName("updated-at")
-                        .HasComment("更新时间");
-
-                    b.HasKey("Id")
-                        .HasName("pk-weather-forecast");
-
-                    b.ToTable("weather-forecast", t =>
-                        {
-                            t.HasComment("天气预报数据实体");
-                        });
-                });
-#pragma warning restore 612, 618
-        }
-    }
-}

FileShare-EFCore/Migrations/MySQL/20260520083306_AutoMigration_20260520163216.cs

@@ -1,30 +0,0 @@
-using Microsoft.EntityFrameworkCore.Migrations;
-
-#nullable disable
-
-namespace FileShare_EFCore.Migrations.MySQL
-{
-    /// <inheritdoc />
-    public partial class AutoMigration_20260520163216 : Migration
-    {
-        /// <inheritdoc />
-        protected override void Up(MigrationBuilder migrationBuilder)
-        {
-            migrationBuilder.AddColumn<string>(
-                name: "password-hash",
-                table: "user",
-                type: "varchar(200)",
-                maxLength: 200,
-                nullable: true,
-                comment: "密码哈希值");
-        }
-
-        /// <inheritdoc />
-        protected override void Down(MigrationBuilder migrationBuilder)
-        {
-            migrationBuilder.DropColumn(
-                name: "password-hash",
-                table: "user");
-        }
-    }
-}

FileShare-EFCore/Migrations/MySQL/20260522082856_AutoMigration_20260522162758.Designer.cs

@@ -1,370 +0,0 @@
-// <auto-generated />
-using System;
-using FileShare_EFCore.Database;
-using Microsoft.EntityFrameworkCore;
-using Microsoft.EntityFrameworkCore.Infrastructure;
-using Microsoft.EntityFrameworkCore.Migrations;
-using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
-
-#nullable disable
-
-namespace FileShare_EFCore.Migrations.MySQL
-{
-    [DbContext(typeof(MySqlAppDataContext))]
-    [Migration("20260522082856_AutoMigration_20260522162758")]
-    partial class AutoMigration_20260522162758
-    {
-        /// <inheritdoc />
-        protected override void BuildTargetModel(ModelBuilder modelBuilder)
-        {
-#pragma warning disable 612, 618
-            modelBuilder
-                .HasAnnotation("ProductVersion", "10.0.7")
-                .HasAnnotation("Relational:MaxIdentifierLength", 64);
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ApiRefreshTokenEntity", b =>
-                {
-                    b.Property<long>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("bigint")
-                        .HasColumnName("id");
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("datetime(6)")
-                        .HasColumnName("created-at");
-
-                    b.Property<string>("Device")
-                        .HasMaxLength(200)
-                        .HasColumnType("varchar(200)")
-                        .HasColumnName("device");
-
-                    b.Property<DateTime>("ExpiresAt")
-                        .HasColumnType("datetime(6)")
-                        .HasColumnName("expires-at");
-
-                    b.Property<string>("IpAddress")
-                        .HasMaxLength(64)
-                        .HasColumnType("varchar(64)")
-                        .HasColumnName("ip-address");
-
-                    b.Property<string>("ReplacedByTokenHash")
-                        .HasMaxLength(128)
-                        .HasColumnType("varchar(128)")
-                        .HasColumnName("replaced-by-token-hash");
-
-                    b.Property<DateTime?>("RevokedAt")
-                        .HasColumnType("datetime(6)")
-                        .HasColumnName("revoked-at");
-
-                    b.Property<string>("TokenHash")
-                        .IsRequired()
-                        .HasMaxLength(128)
-                        .HasColumnType("varchar(128)")
-                        .HasColumnName("token-hash");
-
-                    b.Property<int>("UserId")
-                        .HasColumnType("int")
-                        .HasColumnName("user-id");
-
-                    b.HasKey("Id")
-                        .HasName("pk-api-refresh-token");
-
-                    b.HasIndex("TokenHash")
-                        .IsUnique()
-                        .HasDatabaseName("idx-api-refresh-token-hash");
-
-                    b.HasIndex("UserId")
-                        .HasDatabaseName("idx-api-refresh-token-user-id");
-
-                    b.ToTable("api-refresh-token", t =>
-                        {
-                            t.HasComment("API refresh token");
-                        });
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ManagedFileRecord", b =>
-                {
-                    b.Property<int>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("int")
-                        .HasColumnName("id");
-
-                    b.Property<string>("AbsolutePath")
-                        .IsRequired()
-                        .HasMaxLength(2048)
-                        .HasColumnType("varchar(2048)")
-                        .HasColumnName("absolute-path");
-
-                    b.Property<string>("ContentType")
-                        .IsRequired()
-                        .HasMaxLength(100)
-                        .HasColumnType("varchar(100)")
-                        .HasColumnName("content-type");
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("datetime(6)")
-                        .HasColumnName("created-at");
-
-                    b.Property<bool>("Exists")
-                        .HasColumnType("tinyint(1)")
-                        .HasColumnName("exists");
-
-                    b.Property<string>("Extension")
-                        .IsRequired()
-                        .HasMaxLength(32)
-                        .HasColumnType("varchar(32)")
-                        .HasColumnName("extension");
-
-                    b.Property<string>("FileName")
-                        .IsRequired()
-                        .HasMaxLength(260)
-                        .HasColumnType("varchar(260)")
-                        .HasColumnName("file-name");
-
-                    b.Property<DateTime?>("LastPlayedAt")
-                        .HasColumnType("datetime(6)")
-                        .HasColumnName("last-played-at");
-
-                    b.Property<DateTime>("LastSeenAt")
-                        .HasColumnType("datetime(6)")
-                        .HasColumnName("last-seen-at");
-
-                    b.Property<DateTime>("LastWriteTimeUtc")
-                        .HasColumnType("datetime(6)")
-                        .HasColumnName("last-write-time-utc");
-
-                    b.Property<int>("LibraryRootId")
-                        .HasColumnType("int")
-                        .HasColumnName("library-root-id");
-
-                    b.Property<string>("MediaType")
-                        .IsRequired()
-                        .HasMaxLength(20)
-                        .HasColumnType("varchar(20)")
-                        .HasColumnName("media-type");
-
-                    b.Property<string>("RelativePath")
-                        .IsRequired()
-                        .HasMaxLength(1024)
-                        .HasColumnType("varchar(1024)")
-                        .HasColumnName("relative-path");
-
-                    b.Property<long>("SizeBytes")
-                        .HasColumnType("bigint")
-                        .HasColumnName("size-bytes");
-
-                    b.Property<string>("ThumbnailPath")
-                        .HasMaxLength(512)
-                        .HasColumnType("varchar(512)")
-                        .HasColumnName("thumbnail-path");
-
-                    b.Property<DateTime>("UpdatedAt")
-                        .HasColumnType("datetime(6)")
-                        .HasColumnName("updated-at");
-
-                    b.Property<double?>("VideoDuration")
-                        .HasColumnType("double")
-                        .HasColumnName("video-duration");
-
-                    b.HasKey("Id")
-                        .HasName("pk-managed-file-record");
-
-                    b.HasIndex("AbsolutePath")
-                        .IsUnique()
-                        .HasDatabaseName("idx-managed-file-record-absolute-path");
-
-                    b.HasIndex("LastPlayedAt")
-                        .HasDatabaseName("idx-managed-file-record-last-played-at");
-
-                    b.HasIndex("LibraryRootId")
-                        .HasDatabaseName("idx-managed-file-record-root-id");
-
-                    b.HasIndex("MediaType", "Exists")
-                        .HasDatabaseName("idx-managed-file-record-media-type-exists");
-
-                    b.ToTable("managed-file-record", t =>
-                        {
-                            t.HasComment("文件库文件记录");
-                        });
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ManagedLibraryRoot", b =>
-                {
-                    b.Property<int>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("int")
-                        .HasColumnName("id");
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("datetime(6)")
-                        .HasColumnName("created-at");
-
-                    b.Property<string>("DisplayName")
-                        .IsRequired()
-                        .HasMaxLength(200)
-                        .HasColumnType("varchar(200)")
-                        .HasColumnName("display-name");
-
-                    b.Property<bool>("IsAvailable")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("tinyint(1)")
-                        .HasDefaultValue(true)
-                        .HasColumnName("is-available");
-
-                    b.Property<bool>("IsEnabled")
-                        .HasColumnType("tinyint(1)")
-                        .HasColumnName("is-enabled");
-
-                    b.Property<DateTime?>("LastScanCompletedAt")
-                        .HasColumnType("datetime(6)")
-                        .HasColumnName("last-scan-completed-at");
-
-                    b.Property<string>("LastScanError")
-                        .HasMaxLength(2000)
-                        .HasColumnType("varchar(2000)")
-                        .HasColumnName("last-scan-error");
-
-                    b.Property<DateTime?>("LastScanStartedAt")
-                        .HasColumnType("datetime(6)")
-                        .HasColumnName("last-scan-started-at");
-
-                    b.Property<string>("Path")
-                        .IsRequired()
-                        .HasMaxLength(1024)
-                        .HasColumnType("varchar(1024)")
-                        .HasColumnName("path");
-
-                    b.Property<int>("ScanIntervalMinutes")
-                        .HasColumnType("int")
-                        .HasColumnName("scan-interval-minutes");
-
-                    b.Property<DateTime>("UpdatedAt")
-                        .HasColumnType("datetime(6)")
-                        .HasColumnName("updated-at");
-
-                    b.HasKey("Id")
-                        .HasName("pk-managed-library-root");
-
-                    b.HasIndex("Path")
-                        .IsUnique()
-                        .HasDatabaseName("idx-managed-library-root-path");
-
-                    b.ToTable("managed-library-root", t =>
-                        {
-                            t.HasComment("文件库根目录");
-                        });
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.UserEntity", b =>
-                {
-                    b.Property<int>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("int")
-                        .HasColumnName("id")
-                        .HasComment("用户主键");
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("datetime(6)")
-                        .HasColumnName("created-at")
-                        .HasComment("创建时间");
-
-                    b.Property<string>("Email")
-                        .HasMaxLength(200)
-                        .HasColumnType("varchar(200)")
-                        .HasColumnName("email")
-                        .HasComment("用户邮箱");
-
-                    b.Property<string>("Name")
-                        .HasMaxLength(100)
-                        .HasColumnType("varchar(100)")
-                        .HasColumnName("name")
-                        .HasComment("用户名称");
-
-                    b.Property<string>("PasswordHash")
-                        .HasMaxLength(200)
-                        .HasColumnType("varchar(200)")
-                        .HasColumnName("password-hash")
-                        .HasComment("密码哈希值");
-
-                    b.Property<string>("PhoneNumber")
-                        .HasMaxLength(50)
-                        .HasColumnType("varchar(50)")
-                        .HasColumnName("phone-number")
-                        .HasComment("电话号码");
-
-                    b.Property<DateTime>("UpdatedAt")
-                        .HasColumnType("datetime(6)")
-                        .HasColumnName("updated-at")
-                        .HasComment("更新时间");
-
-                    b.HasKey("Id")
-                        .HasName("pk-user");
-
-                    b.ToTable("user", t =>
-                        {
-                            t.HasComment("用户实体，演示数据库 CRUD 操作");
-                        });
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.WeatherForecastEntity", b =>
-                {
-                    b.Property<int>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("int")
-                        .HasColumnName("id")
-                        .HasComment("天气预报主键");
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("datetime(6)")
-                        .HasColumnName("created-at")
-                        .HasComment("创建时间");
-
-                    b.Property<DateOnly>("Date")
-                        .HasColumnType("date")
-                        .HasColumnName("date")
-                        .HasComment("预报日期");
-
-                    b.Property<string>("Summary")
-                        .HasMaxLength(200)
-                        .HasColumnType("varchar(200)")
-                        .HasColumnName("summary")
-                        .HasComment("天气摘要");
-
-                    b.Property<int>("TemperatureC")
-                        .HasColumnType("int")
-                        .HasColumnName("temperature-c")
-                        .HasComment("摄氏温度");
-
-                    b.Property<DateTime>("UpdatedAt")
-                        .HasColumnType("datetime(6)")
-                        .HasColumnName("updated-at")
-                        .HasComment("更新时间");
-
-                    b.HasKey("Id")
-                        .HasName("pk-weather-forecast");
-
-                    b.ToTable("weather-forecast", t =>
-                        {
-                            t.HasComment("天气预报数据实体");
-                        });
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ManagedFileRecord", b =>
-                {
-                    b.HasOne("FileShare_EFCore.Models.ManagedLibraryRoot", "LibraryRoot")
-                        .WithMany("Files")
-                        .HasForeignKey("LibraryRootId")
-                        .OnDelete(DeleteBehavior.Cascade)
-                        .IsRequired();
-
-                    b.Navigation("LibraryRoot");
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ManagedLibraryRoot", b =>
-                {
-                    b.Navigation("Files");
-                });
-#pragma warning restore 612, 618
-        }
-    }
-}

FileShare-EFCore/Migrations/MySQL/20260522082856_AutoMigration_20260522162758.cs

@@ -1,113 +0,0 @@
-using System;
-using Microsoft.EntityFrameworkCore.Migrations;
-using MySql.EntityFrameworkCore.Metadata;
-
-#nullable disable
-
-namespace FileShare_EFCore.Migrations.MySQL
-{
-    /// <inheritdoc />
-    public partial class AutoMigration_20260522162758 : Migration
-    {
-        /// <inheritdoc />
-        protected override void Up(MigrationBuilder migrationBuilder)
-        {
-            migrationBuilder.CreateTable(
-                name: "managed-library-root",
-                columns: table => new
-                {
-                    id = table.Column<int>(type: "int", nullable: false)
-                        .Annotation("MySQL:ValueGenerationStrategy", MySQLValueGenerationStrategy.IdentityColumn),
-                    path = table.Column<string>(type: "varchar(1024)", maxLength: 1024, nullable: false),
-                    displayname = table.Column<string>(name: "display-name", type: "varchar(200)", maxLength: 200, nullable: false),
-                    isenabled = table.Column<bool>(name: "is-enabled", type: "tinyint(1)", nullable: false),
-                    isavailable = table.Column<bool>(name: "is-available", type: "tinyint(1)", nullable: false, defaultValue: true),
-                    scanintervalminutes = table.Column<int>(name: "scan-interval-minutes", type: "int", nullable: false),
-                    lastscanstartedat = table.Column<DateTime>(name: "last-scan-started-at", type: "datetime(6)", nullable: true),
-                    lastscancompletedat = table.Column<DateTime>(name: "last-scan-completed-at", type: "datetime(6)", nullable: true),
-                    lastscanerror = table.Column<string>(name: "last-scan-error", type: "varchar(2000)", maxLength: 2000, nullable: true),
-                    createdat = table.Column<DateTime>(name: "created-at", type: "datetime(6)", nullable: false),
-                    updatedat = table.Column<DateTime>(name: "updated-at", type: "datetime(6)", nullable: false)
-                },
-                constraints: table =>
-                {
-                    table.PrimaryKey("pk-managed-library-root", x => x.id);
-                },
-                comment: "文件库根目录")
-                .Annotation("MySQL:Charset", "utf8mb4");
-
-            migrationBuilder.CreateTable(
-                name: "managed-file-record",
-                columns: table => new
-                {
-                    id = table.Column<int>(type: "int", nullable: false)
-                        .Annotation("MySQL:ValueGenerationStrategy", MySQLValueGenerationStrategy.IdentityColumn),
-                    libraryrootid = table.Column<int>(name: "library-root-id", type: "int", nullable: false),
-                    filename = table.Column<string>(name: "file-name", type: "varchar(260)", maxLength: 260, nullable: false),
-                    relativepath = table.Column<string>(name: "relative-path", type: "varchar(1024)", maxLength: 1024, nullable: false),
-                    absolutepath = table.Column<string>(name: "absolute-path", type: "varchar(2048)", maxLength: 2048, nullable: false),
-                    extension = table.Column<string>(type: "varchar(32)", maxLength: 32, nullable: false),
-                    sizebytes = table.Column<long>(name: "size-bytes", type: "bigint", nullable: false),
-                    lastwritetimeutc = table.Column<DateTime>(name: "last-write-time-utc", type: "datetime(6)", nullable: false),
-                    mediatype = table.Column<string>(name: "media-type", type: "varchar(20)", maxLength: 20, nullable: false),
-                    contenttype = table.Column<string>(name: "content-type", type: "varchar(100)", maxLength: 100, nullable: false),
-                    exists = table.Column<bool>(type: "tinyint(1)", nullable: false),
-                    lastseenat = table.Column<DateTime>(name: "last-seen-at", type: "datetime(6)", nullable: false),
-                    thumbnailpath = table.Column<string>(name: "thumbnail-path", type: "varchar(512)", maxLength: 512, nullable: true),
-                    videoduration = table.Column<double>(name: "video-duration", type: "double", nullable: true),
-                    lastplayedat = table.Column<DateTime>(name: "last-played-at", type: "datetime(6)", nullable: true),
-                    createdat = table.Column<DateTime>(name: "created-at", type: "datetime(6)", nullable: false),
-                    updatedat = table.Column<DateTime>(name: "updated-at", type: "datetime(6)", nullable: false)
-                },
-                constraints: table =>
-                {
-                    table.PrimaryKey("pk-managed-file-record", x => x.id);
-                    table.ForeignKey(
-                        name: "FK_managed-file-record_managed-library-root_library-root-id",
-                        column: x => x.libraryrootid,
-                        principalTable: "managed-library-root",
-                        principalColumn: "id",
-                        onDelete: ReferentialAction.Cascade);
-                },
-                comment: "文件库文件记录")
-                .Annotation("MySQL:Charset", "utf8mb4");
-
-            migrationBuilder.CreateIndex(
-                name: "idx-managed-file-record-absolute-path",
-                table: "managed-file-record",
-                column: "absolute-path",
-                unique: true);
-
-            migrationBuilder.CreateIndex(
-                name: "idx-managed-file-record-last-played-at",
-                table: "managed-file-record",
-                column: "last-played-at");
-
-            migrationBuilder.CreateIndex(
-                name: "idx-managed-file-record-media-type-exists",
-                table: "managed-file-record",
-                columns: new[] { "media-type", "exists" });
-
-            migrationBuilder.CreateIndex(
-                name: "idx-managed-file-record-root-id",
-                table: "managed-file-record",
-                column: "library-root-id");
-
-            migrationBuilder.CreateIndex(
-                name: "idx-managed-library-root-path",
-                table: "managed-library-root",
-                column: "path",
-                unique: true);
-        }
-
-        /// <inheritdoc />
-        protected override void Down(MigrationBuilder migrationBuilder)
-        {
-            migrationBuilder.DropTable(
-                name: "managed-file-record");
-
-            migrationBuilder.DropTable(
-                name: "managed-library-root");
-        }
-    }
-}

FileShare-EFCore/Migrations/MySQL/20260522084325_AddThumbnailMap.Designer.cs

@@ -1,444 +0,0 @@
-// <auto-generated />
-using System;
-using FileShare_EFCore.Database;
-using Microsoft.EntityFrameworkCore;
-using Microsoft.EntityFrameworkCore.Infrastructure;
-using Microsoft.EntityFrameworkCore.Migrations;
-using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
-
-#nullable disable
-
-namespace FileShare_EFCore.Migrations.MySQL
-{
-    [DbContext(typeof(MySqlAppDataContext))]
-    [Migration("20260522084325_AddThumbnailMap")]
-    partial class AddThumbnailMap
-    {
-        /// <inheritdoc />
-        protected override void BuildTargetModel(ModelBuilder modelBuilder)
-        {
-#pragma warning disable 612, 618
-            modelBuilder
-                .HasAnnotation("ProductVersion", "10.0.7")
-                .HasAnnotation("Relational:MaxIdentifierLength", 64);
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ApiRefreshTokenEntity", b =>
-                {
-                    b.Property<long>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("bigint")
-                        .HasColumnName("id");
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("datetime(6)")
-                        .HasColumnName("created-at");
-
-                    b.Property<string>("Device")
-                        .HasMaxLength(200)
-                        .HasColumnType("varchar(200)")
-                        .HasColumnName("device");
-
-                    b.Property<DateTime>("ExpiresAt")
-                        .HasColumnType("datetime(6)")
-                        .HasColumnName("expires-at");
-
-                    b.Property<string>("IpAddress")
-                        .HasMaxLength(64)
-                        .HasColumnType("varchar(64)")
-                        .HasColumnName("ip-address");
-
-                    b.Property<string>("ReplacedByTokenHash")
-                        .HasMaxLength(128)
-                        .HasColumnType("varchar(128)")
-                        .HasColumnName("replaced-by-token-hash");
-
-                    b.Property<DateTime?>("RevokedAt")
-                        .HasColumnType("datetime(6)")
-                        .HasColumnName("revoked-at");
-
-                    b.Property<string>("TokenHash")
-                        .IsRequired()
-                        .HasMaxLength(128)
-                        .HasColumnType("varchar(128)")
-                        .HasColumnName("token-hash");
-
-                    b.Property<int>("UserId")
-                        .HasColumnType("int")
-                        .HasColumnName("user-id");
-
-                    b.HasKey("Id")
-                        .HasName("pk-api-refresh-token");
-
-                    b.HasIndex("TokenHash")
-                        .IsUnique()
-                        .HasDatabaseName("idx-api-refresh-token-hash");
-
-                    b.HasIndex("UserId")
-                        .HasDatabaseName("idx-api-refresh-token-user-id");
-
-                    b.ToTable("api-refresh-token", t =>
-                        {
-                            t.HasComment("API refresh token");
-                        });
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ManagedFileRecord", b =>
-                {
-                    b.Property<int>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("int")
-                        .HasColumnName("id");
-
-                    b.Property<string>("AbsolutePath")
-                        .IsRequired()
-                        .HasMaxLength(2048)
-                        .HasColumnType("varchar(2048)")
-                        .HasColumnName("absolute-path");
-
-                    b.Property<string>("ContentType")
-                        .IsRequired()
-                        .HasMaxLength(100)
-                        .HasColumnType("varchar(100)")
-                        .HasColumnName("content-type");
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("datetime(6)")
-                        .HasColumnName("created-at");
-
-                    b.Property<bool>("Exists")
-                        .HasColumnType("tinyint(1)")
-                        .HasColumnName("exists");
-
-                    b.Property<string>("Extension")
-                        .IsRequired()
-                        .HasMaxLength(32)
-                        .HasColumnType("varchar(32)")
-                        .HasColumnName("extension");
-
-                    b.Property<string>("FileName")
-                        .IsRequired()
-                        .HasMaxLength(260)
-                        .HasColumnType("varchar(260)")
-                        .HasColumnName("file-name");
-
-                    b.Property<DateTime?>("LastPlayedAt")
-                        .HasColumnType("datetime(6)")
-                        .HasColumnName("last-played-at");
-
-                    b.Property<DateTime>("LastSeenAt")
-                        .HasColumnType("datetime(6)")
-                        .HasColumnName("last-seen-at");
-
-                    b.Property<DateTime>("LastWriteTimeUtc")
-                        .HasColumnType("datetime(6)")
-                        .HasColumnName("last-write-time-utc");
-
-                    b.Property<int>("LibraryRootId")
-                        .HasColumnType("int")
-                        .HasColumnName("library-root-id");
-
-                    b.Property<string>("MediaType")
-                        .IsRequired()
-                        .HasMaxLength(20)
-                        .HasColumnType("varchar(20)")
-                        .HasColumnName("media-type");
-
-                    b.Property<string>("RelativePath")
-                        .IsRequired()
-                        .HasMaxLength(1024)
-                        .HasColumnType("varchar(1024)")
-                        .HasColumnName("relative-path");
-
-                    b.Property<long>("SizeBytes")
-                        .HasColumnType("bigint")
-                        .HasColumnName("size-bytes");
-
-                    b.Property<int?>("ThumbnailId")
-                        .HasColumnType("int")
-                        .HasColumnName("thumbnail-id");
-
-                    b.Property<DateTime>("UpdatedAt")
-                        .HasColumnType("datetime(6)")
-                        .HasColumnName("updated-at");
-
-                    b.Property<double?>("VideoDuration")
-                        .HasColumnType("double")
-                        .HasColumnName("video-duration");
-
-                    b.HasKey("Id")
-                        .HasName("pk-managed-file-record");
-
-                    b.HasIndex("AbsolutePath")
-                        .IsUnique()
-                        .HasDatabaseName("idx-managed-file-record-absolute-path");
-
-                    b.HasIndex("LastPlayedAt")
-                        .HasDatabaseName("idx-managed-file-record-last-played-at");
-
-                    b.HasIndex("LibraryRootId")
-                        .HasDatabaseName("idx-managed-file-record-root-id");
-
-                    b.HasIndex("ThumbnailId")
-                        .HasDatabaseName("idx-managed-file-record-thumbnail-id");
-
-                    b.HasIndex("MediaType", "Exists")
-                        .HasDatabaseName("idx-managed-file-record-media-type-exists");
-
-                    b.ToTable("managed-file-record", t =>
-                        {
-                            t.HasComment("文件库文件记录");
-                        });
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ManagedLibraryRoot", b =>
-                {
-                    b.Property<int>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("int")
-                        .HasColumnName("id");
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("datetime(6)")
-                        .HasColumnName("created-at");
-
-                    b.Property<string>("DisplayName")
-                        .IsRequired()
-                        .HasMaxLength(200)
-                        .HasColumnType("varchar(200)")
-                        .HasColumnName("display-name");
-
-                    b.Property<bool>("IsAvailable")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("tinyint(1)")
-                        .HasDefaultValue(true)
-                        .HasColumnName("is-available");
-
-                    b.Property<bool>("IsEnabled")
-                        .HasColumnType("tinyint(1)")
-                        .HasColumnName("is-enabled");
-
-                    b.Property<DateTime?>("LastScanCompletedAt")
-                        .HasColumnType("datetime(6)")
-                        .HasColumnName("last-scan-completed-at");
-
-                    b.Property<string>("LastScanError")
-                        .HasMaxLength(2000)
-                        .HasColumnType("varchar(2000)")
-                        .HasColumnName("last-scan-error");
-
-                    b.Property<DateTime?>("LastScanStartedAt")
-                        .HasColumnType("datetime(6)")
-                        .HasColumnName("last-scan-started-at");
-
-                    b.Property<string>("Path")
-                        .IsRequired()
-                        .HasMaxLength(1024)
-                        .HasColumnType("varchar(1024)")
-                        .HasColumnName("path");
-
-                    b.Property<int>("ScanIntervalMinutes")
-                        .HasColumnType("int")
-                        .HasColumnName("scan-interval-minutes");
-
-                    b.Property<DateTime>("UpdatedAt")
-                        .HasColumnType("datetime(6)")
-                        .HasColumnName("updated-at");
-
-                    b.HasKey("Id")
-                        .HasName("pk-managed-library-root");
-
-                    b.HasIndex("Path")
-                        .IsUnique()
-                        .HasDatabaseName("idx-managed-library-root-path");
-
-                    b.ToTable("managed-library-root", t =>
-                        {
-                            t.HasComment("文件库根目录");
-                        });
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ManagedThumbnailMap", b =>
-                {
-                    b.Property<int>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("int")
-                        .HasColumnName("id");
-
-                    b.Property<string>("ContentType")
-                        .IsRequired()
-                        .HasMaxLength(100)
-                        .HasColumnType("varchar(100)")
-                        .HasColumnName("content-type");
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("datetime(6)")
-                        .HasColumnName("created-at");
-
-                    b.Property<int>("LibraryRootId")
-                        .HasColumnType("int")
-                        .HasColumnName("library-root-id");
-
-                    b.Property<string>("RelativePath")
-                        .IsRequired()
-                        .HasMaxLength(1024)
-                        .HasColumnType("varchar(1024)")
-                        .HasColumnName("relative-path");
-
-                    b.Property<DateTime>("UpdatedAt")
-                        .HasColumnType("datetime(6)")
-                        .HasColumnName("updated-at");
-
-                    b.HasKey("Id")
-                        .HasName("pk-managed-thumbnail-map");
-
-                    b.HasIndex("LibraryRootId")
-                        .HasDatabaseName("idx-managed-thumbnail-map-root-id");
-
-                    b.HasIndex("RelativePath")
-                        .IsUnique()
-                        .HasDatabaseName("idx-managed-thumbnail-map-relative-path");
-
-                    b.ToTable("managed-thumbnail-map", t =>
-                        {
-                            t.HasComment("文件缩略图映射记录");
-                        });
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.UserEntity", b =>
-                {
-                    b.Property<int>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("int")
-                        .HasColumnName("id")
-                        .HasComment("用户主键");
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("datetime(6)")
-                        .HasColumnName("created-at")
-                        .HasComment("创建时间");
-
-                    b.Property<string>("Email")
-                        .HasMaxLength(200)
-                        .HasColumnType("varchar(200)")
-                        .HasColumnName("email")
-                        .HasComment("用户邮箱");
-
-                    b.Property<string>("Name")
-                        .HasMaxLength(100)
-                        .HasColumnType("varchar(100)")
-                        .HasColumnName("name")
-                        .HasComment("用户名称");
-
-                    b.Property<string>("PasswordHash")
-                        .HasMaxLength(200)
-                        .HasColumnType("varchar(200)")
-                        .HasColumnName("password-hash")
-                        .HasComment("密码哈希值");
-
-                    b.Property<string>("PhoneNumber")
-                        .HasMaxLength(50)
-                        .HasColumnType("varchar(50)")
-                        .HasColumnName("phone-number")
-                        .HasComment("电话号码");
-
-                    b.Property<DateTime>("UpdatedAt")
-                        .HasColumnType("datetime(6)")
-                        .HasColumnName("updated-at")
-                        .HasComment("更新时间");
-
-                    b.HasKey("Id")
-                        .HasName("pk-user");
-
-                    b.ToTable("user", t =>
-                        {
-                            t.HasComment("用户实体，演示数据库 CRUD 操作");
-                        });
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.WeatherForecastEntity", b =>
-                {
-                    b.Property<int>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("int")
-                        .HasColumnName("id")
-                        .HasComment("天气预报主键");
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("datetime(6)")
-                        .HasColumnName("created-at")
-                        .HasComment("创建时间");
-
-                    b.Property<DateOnly>("Date")
-                        .HasColumnType("date")
-                        .HasColumnName("date")
-                        .HasComment("预报日期");
-
-                    b.Property<string>("Summary")
-                        .HasMaxLength(200)
-                        .HasColumnType("varchar(200)")
-                        .HasColumnName("summary")
-                        .HasComment("天气摘要");
-
-                    b.Property<int>("TemperatureC")
-                        .HasColumnType("int")
-                        .HasColumnName("temperature-c")
-                        .HasComment("摄氏温度");
-
-                    b.Property<DateTime>("UpdatedAt")
-                        .HasColumnType("datetime(6)")
-                        .HasColumnName("updated-at")
-                        .HasComment("更新时间");
-
-                    b.HasKey("Id")
-                        .HasName("pk-weather-forecast");
-
-                    b.ToTable("weather-forecast", t =>
-                        {
-                            t.HasComment("天气预报数据实体");
-                        });
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ManagedFileRecord", b =>
-                {
-                    b.HasOne("FileShare_EFCore.Models.ManagedLibraryRoot", "LibraryRoot")
-                        .WithMany("Files")
-                        .HasForeignKey("LibraryRootId")
-                        .OnDelete(DeleteBehavior.Cascade)
-                        .IsRequired();
-
-                    b.HasOne("FileShare_EFCore.Models.ManagedThumbnailMap", "Thumbnail")
-                        .WithMany("Files")
-                        .HasForeignKey("ThumbnailId")
-                        .OnDelete(DeleteBehavior.SetNull);
-
-                    b.Navigation("LibraryRoot");
-
-                    b.Navigation("Thumbnail");
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ManagedThumbnailMap", b =>
-                {
-                    b.HasOne("FileShare_EFCore.Models.ManagedLibraryRoot", "LibraryRoot")
-                        .WithMany("Thumbnails")
-                        .HasForeignKey("LibraryRootId")
-                        .OnDelete(DeleteBehavior.Cascade)
-                        .IsRequired();
-
-                    b.Navigation("LibraryRoot");
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ManagedLibraryRoot", b =>
-                {
-                    b.Navigation("Files");
-
-                    b.Navigation("Thumbnails");
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ManagedThumbnailMap", b =>
-                {
-                    b.Navigation("Files");
-                });
-#pragma warning restore 612, 618
-        }
-    }
-}

FileShare-EFCore/Migrations/MySQL/20260522084325_AddThumbnailMap.cs

@@ -1,101 +0,0 @@
-using System;
-using Microsoft.EntityFrameworkCore.Migrations;
-using MySql.EntityFrameworkCore.Metadata;
-
-#nullable disable
-
-namespace FileShare_EFCore.Migrations.MySQL
-{
-    /// <inheritdoc />
-    public partial class AddThumbnailMap : Migration
-    {
-        /// <inheritdoc />
-        protected override void Up(MigrationBuilder migrationBuilder)
-        {
-            migrationBuilder.DropColumn(
-                name: "thumbnail-path",
-                table: "managed-file-record");
-
-            migrationBuilder.AddColumn<int>(
-                name: "thumbnail-id",
-                table: "managed-file-record",
-                type: "int",
-                nullable: true);
-
-            migrationBuilder.CreateTable(
-                name: "managed-thumbnail-map",
-                columns: table => new
-                {
-                    id = table.Column<int>(type: "int", nullable: false)
-                        .Annotation("MySQL:ValueGenerationStrategy", MySQLValueGenerationStrategy.IdentityColumn),
-                    libraryrootid = table.Column<int>(name: "library-root-id", type: "int", nullable: false),
-                    relativepath = table.Column<string>(name: "relative-path", type: "varchar(1024)", maxLength: 1024, nullable: false),
-                    contenttype = table.Column<string>(name: "content-type", type: "varchar(100)", maxLength: 100, nullable: false),
-                    createdat = table.Column<DateTime>(name: "created-at", type: "datetime(6)", nullable: false),
-                    updatedat = table.Column<DateTime>(name: "updated-at", type: "datetime(6)", nullable: false)
-                },
-                constraints: table =>
-                {
-                    table.PrimaryKey("pk-managed-thumbnail-map", x => x.id);
-                    table.ForeignKey(
-                        name: "FK_managed-thumbnail-map_managed-library-root_library-root-id",
-                        column: x => x.libraryrootid,
-                        principalTable: "managed-library-root",
-                        principalColumn: "id",
-                        onDelete: ReferentialAction.Cascade);
-                },
-                comment: "文件缩略图映射记录")
-                .Annotation("MySQL:Charset", "utf8mb4");
-
-            migrationBuilder.CreateIndex(
-                name: "idx-managed-file-record-thumbnail-id",
-                table: "managed-file-record",
-                column: "thumbnail-id");
-
-            migrationBuilder.CreateIndex(
-                name: "idx-managed-thumbnail-map-relative-path",
-                table: "managed-thumbnail-map",
-                column: "relative-path",
-                unique: true);
-
-            migrationBuilder.CreateIndex(
-                name: "idx-managed-thumbnail-map-root-id",
-                table: "managed-thumbnail-map",
-                column: "library-root-id");
-
-            migrationBuilder.AddForeignKey(
-                name: "FK_managed-file-record_managed-thumbnail-map_thumbnail-id",
-                table: "managed-file-record",
-                column: "thumbnail-id",
-                principalTable: "managed-thumbnail-map",
-                principalColumn: "id",
-                onDelete: ReferentialAction.SetNull);
-        }
-
-        /// <inheritdoc />
-        protected override void Down(MigrationBuilder migrationBuilder)
-        {
-            migrationBuilder.DropForeignKey(
-                name: "FK_managed-file-record_managed-thumbnail-map_thumbnail-id",
-                table: "managed-file-record");
-
-            migrationBuilder.DropTable(
-                name: "managed-thumbnail-map");
-
-            migrationBuilder.DropIndex(
-                name: "idx-managed-file-record-thumbnail-id",
-                table: "managed-file-record");
-
-            migrationBuilder.DropColumn(
-                name: "thumbnail-id",
-                table: "managed-file-record");
-
-            migrationBuilder.AddColumn<string>(
-                name: "thumbnail-path",
-                table: "managed-file-record",
-                type: "varchar(512)",
-                maxLength: 512,
-                nullable: true);
-        }
-    }
-}

FileShare-EFCore/Migrations/MySQL/20260522092342_AddPlaybackPosition.Designer.cs

@@ -1,448 +0,0 @@
-// <auto-generated />
-using System;
-using FileShare_EFCore.Database;
-using Microsoft.EntityFrameworkCore;
-using Microsoft.EntityFrameworkCore.Infrastructure;
-using Microsoft.EntityFrameworkCore.Migrations;
-using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
-
-#nullable disable
-
-namespace FileShare_EFCore.Migrations.MySQL
-{
-    [DbContext(typeof(MySqlAppDataContext))]
-    [Migration("20260522092342_AddPlaybackPosition")]
-    partial class AddPlaybackPosition
-    {
-        /// <inheritdoc />
-        protected override void BuildTargetModel(ModelBuilder modelBuilder)
-        {
-#pragma warning disable 612, 618
-            modelBuilder
-                .HasAnnotation("ProductVersion", "10.0.7")
-                .HasAnnotation("Relational:MaxIdentifierLength", 64);
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ApiRefreshTokenEntity", b =>
-                {
-                    b.Property<long>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("bigint")
-                        .HasColumnName("id");
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("datetime(6)")
-                        .HasColumnName("created-at");
-
-                    b.Property<string>("Device")
-                        .HasMaxLength(200)
-                        .HasColumnType("varchar(200)")
-                        .HasColumnName("device");
-
-                    b.Property<DateTime>("ExpiresAt")
-                        .HasColumnType("datetime(6)")
-                        .HasColumnName("expires-at");
-
-                    b.Property<string>("IpAddress")
-                        .HasMaxLength(64)
-                        .HasColumnType("varchar(64)")
-                        .HasColumnName("ip-address");
-
-                    b.Property<string>("ReplacedByTokenHash")
-                        .HasMaxLength(128)
-                        .HasColumnType("varchar(128)")
-                        .HasColumnName("replaced-by-token-hash");
-
-                    b.Property<DateTime?>("RevokedAt")
-                        .HasColumnType("datetime(6)")
-                        .HasColumnName("revoked-at");
-
-                    b.Property<string>("TokenHash")
-                        .IsRequired()
-                        .HasMaxLength(128)
-                        .HasColumnType("varchar(128)")
-                        .HasColumnName("token-hash");
-
-                    b.Property<int>("UserId")
-                        .HasColumnType("int")
-                        .HasColumnName("user-id");
-
-                    b.HasKey("Id")
-                        .HasName("pk-api-refresh-token");
-
-                    b.HasIndex("TokenHash")
-                        .IsUnique()
-                        .HasDatabaseName("idx-api-refresh-token-hash");
-
-                    b.HasIndex("UserId")
-                        .HasDatabaseName("idx-api-refresh-token-user-id");
-
-                    b.ToTable("api-refresh-token", t =>
-                        {
-                            t.HasComment("API refresh token");
-                        });
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ManagedFileRecord", b =>
-                {
-                    b.Property<int>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("int")
-                        .HasColumnName("id");
-
-                    b.Property<string>("AbsolutePath")
-                        .IsRequired()
-                        .HasMaxLength(2048)
-                        .HasColumnType("varchar(2048)")
-                        .HasColumnName("absolute-path");
-
-                    b.Property<string>("ContentType")
-                        .IsRequired()
-                        .HasMaxLength(100)
-                        .HasColumnType("varchar(100)")
-                        .HasColumnName("content-type");
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("datetime(6)")
-                        .HasColumnName("created-at");
-
-                    b.Property<bool>("Exists")
-                        .HasColumnType("tinyint(1)")
-                        .HasColumnName("exists");
-
-                    b.Property<string>("Extension")
-                        .IsRequired()
-                        .HasMaxLength(32)
-                        .HasColumnType("varchar(32)")
-                        .HasColumnName("extension");
-
-                    b.Property<string>("FileName")
-                        .IsRequired()
-                        .HasMaxLength(260)
-                        .HasColumnType("varchar(260)")
-                        .HasColumnName("file-name");
-
-                    b.Property<DateTime?>("LastPlayedAt")
-                        .HasColumnType("datetime(6)")
-                        .HasColumnName("last-played-at");
-
-                    b.Property<DateTime>("LastSeenAt")
-                        .HasColumnType("datetime(6)")
-                        .HasColumnName("last-seen-at");
-
-                    b.Property<DateTime>("LastWriteTimeUtc")
-                        .HasColumnType("datetime(6)")
-                        .HasColumnName("last-write-time-utc");
-
-                    b.Property<int>("LibraryRootId")
-                        .HasColumnType("int")
-                        .HasColumnName("library-root-id");
-
-                    b.Property<string>("MediaType")
-                        .IsRequired()
-                        .HasMaxLength(20)
-                        .HasColumnType("varchar(20)")
-                        .HasColumnName("media-type");
-
-                    b.Property<double?>("PlaybackPosition")
-                        .HasColumnType("double")
-                        .HasColumnName("playback-position");
-
-                    b.Property<string>("RelativePath")
-                        .IsRequired()
-                        .HasMaxLength(1024)
-                        .HasColumnType("varchar(1024)")
-                        .HasColumnName("relative-path");
-
-                    b.Property<long>("SizeBytes")
-                        .HasColumnType("bigint")
-                        .HasColumnName("size-bytes");
-
-                    b.Property<int?>("ThumbnailId")
-                        .HasColumnType("int")
-                        .HasColumnName("thumbnail-id");
-
-                    b.Property<DateTime>("UpdatedAt")
-                        .HasColumnType("datetime(6)")
-                        .HasColumnName("updated-at");
-
-                    b.Property<double?>("VideoDuration")
-                        .HasColumnType("double")
-                        .HasColumnName("video-duration");
-
-                    b.HasKey("Id")
-                        .HasName("pk-managed-file-record");
-
-                    b.HasIndex("AbsolutePath")
-                        .IsUnique()
-                        .HasDatabaseName("idx-managed-file-record-absolute-path");
-
-                    b.HasIndex("LastPlayedAt")
-                        .HasDatabaseName("idx-managed-file-record-last-played-at");
-
-                    b.HasIndex("LibraryRootId")
-                        .HasDatabaseName("idx-managed-file-record-root-id");
-
-                    b.HasIndex("ThumbnailId")
-                        .HasDatabaseName("idx-managed-file-record-thumbnail-id");
-
-                    b.HasIndex("MediaType", "Exists")
-                        .HasDatabaseName("idx-managed-file-record-media-type-exists");
-
-                    b.ToTable("managed-file-record", t =>
-                        {
-                            t.HasComment("文件库文件记录");
-                        });
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ManagedLibraryRoot", b =>
-                {
-                    b.Property<int>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("int")
-                        .HasColumnName("id");
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("datetime(6)")
-                        .HasColumnName("created-at");
-
-                    b.Property<string>("DisplayName")
-                        .IsRequired()
-                        .HasMaxLength(200)
-                        .HasColumnType("varchar(200)")
-                        .HasColumnName("display-name");
-
-                    b.Property<bool>("IsAvailable")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("tinyint(1)")
-                        .HasDefaultValue(true)
-                        .HasColumnName("is-available");
-
-                    b.Property<bool>("IsEnabled")
-                        .HasColumnType("tinyint(1)")
-                        .HasColumnName("is-enabled");
-
-                    b.Property<DateTime?>("LastScanCompletedAt")
-                        .HasColumnType("datetime(6)")
-                        .HasColumnName("last-scan-completed-at");
-
-                    b.Property<string>("LastScanError")
-                        .HasMaxLength(2000)
-                        .HasColumnType("varchar(2000)")
-                        .HasColumnName("last-scan-error");
-
-                    b.Property<DateTime?>("LastScanStartedAt")
-                        .HasColumnType("datetime(6)")
-                        .HasColumnName("last-scan-started-at");
-
-                    b.Property<string>("Path")
-                        .IsRequired()
-                        .HasMaxLength(1024)
-                        .HasColumnType("varchar(1024)")
-                        .HasColumnName("path");
-
-                    b.Property<int>("ScanIntervalMinutes")
-                        .HasColumnType("int")
-                        .HasColumnName("scan-interval-minutes");
-
-                    b.Property<DateTime>("UpdatedAt")
-                        .HasColumnType("datetime(6)")
-                        .HasColumnName("updated-at");
-
-                    b.HasKey("Id")
-                        .HasName("pk-managed-library-root");
-
-                    b.HasIndex("Path")
-                        .IsUnique()
-                        .HasDatabaseName("idx-managed-library-root-path");
-
-                    b.ToTable("managed-library-root", t =>
-                        {
-                            t.HasComment("文件库根目录");
-                        });
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ManagedThumbnailMap", b =>
-                {
-                    b.Property<int>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("int")
-                        .HasColumnName("id");
-
-                    b.Property<string>("ContentType")
-                        .IsRequired()
-                        .HasMaxLength(100)
-                        .HasColumnType("varchar(100)")
-                        .HasColumnName("content-type");
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("datetime(6)")
-                        .HasColumnName("created-at");
-
-                    b.Property<int>("LibraryRootId")
-                        .HasColumnType("int")
-                        .HasColumnName("library-root-id");
-
-                    b.Property<string>("RelativePath")
-                        .IsRequired()
-                        .HasMaxLength(1024)
-                        .HasColumnType("varchar(1024)")
-                        .HasColumnName("relative-path");
-
-                    b.Property<DateTime>("UpdatedAt")
-                        .HasColumnType("datetime(6)")
-                        .HasColumnName("updated-at");
-
-                    b.HasKey("Id")
-                        .HasName("pk-managed-thumbnail-map");
-
-                    b.HasIndex("LibraryRootId")
-                        .HasDatabaseName("idx-managed-thumbnail-map-root-id");
-
-                    b.HasIndex("RelativePath")
-                        .IsUnique()
-                        .HasDatabaseName("idx-managed-thumbnail-map-relative-path");
-
-                    b.ToTable("managed-thumbnail-map", t =>
-                        {
-                            t.HasComment("文件缩略图映射记录");
-                        });
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.UserEntity", b =>
-                {
-                    b.Property<int>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("int")
-                        .HasColumnName("id")
-                        .HasComment("用户主键");
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("datetime(6)")
-                        .HasColumnName("created-at")
-                        .HasComment("创建时间");
-
-                    b.Property<string>("Email")
-                        .HasMaxLength(200)
-                        .HasColumnType("varchar(200)")
-                        .HasColumnName("email")
-                        .HasComment("用户邮箱");
-
-                    b.Property<string>("Name")
-                        .HasMaxLength(100)
-                        .HasColumnType("varchar(100)")
-                        .HasColumnName("name")
-                        .HasComment("用户名称");
-
-                    b.Property<string>("PasswordHash")
-                        .HasMaxLength(200)
-                        .HasColumnType("varchar(200)")
-                        .HasColumnName("password-hash")
-                        .HasComment("密码哈希值");
-
-                    b.Property<string>("PhoneNumber")
-                        .HasMaxLength(50)
-                        .HasColumnType("varchar(50)")
-                        .HasColumnName("phone-number")
-                        .HasComment("电话号码");
-
-                    b.Property<DateTime>("UpdatedAt")
-                        .HasColumnType("datetime(6)")
-                        .HasColumnName("updated-at")
-                        .HasComment("更新时间");
-
-                    b.HasKey("Id")
-                        .HasName("pk-user");
-
-                    b.ToTable("user", t =>
-                        {
-                            t.HasComment("用户实体，演示数据库 CRUD 操作");
-                        });
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.WeatherForecastEntity", b =>
-                {
-                    b.Property<int>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("int")
-                        .HasColumnName("id")
-                        .HasComment("天气预报主键");
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("datetime(6)")
-                        .HasColumnName("created-at")
-                        .HasComment("创建时间");
-
-                    b.Property<DateOnly>("Date")
-                        .HasColumnType("date")
-                        .HasColumnName("date")
-                        .HasComment("预报日期");
-
-                    b.Property<string>("Summary")
-                        .HasMaxLength(200)
-                        .HasColumnType("varchar(200)")
-                        .HasColumnName("summary")
-                        .HasComment("天气摘要");
-
-                    b.Property<int>("TemperatureC")
-                        .HasColumnType("int")
-                        .HasColumnName("temperature-c")
-                        .HasComment("摄氏温度");
-
-                    b.Property<DateTime>("UpdatedAt")
-                        .HasColumnType("datetime(6)")
-                        .HasColumnName("updated-at")
-                        .HasComment("更新时间");
-
-                    b.HasKey("Id")
-                        .HasName("pk-weather-forecast");
-
-                    b.ToTable("weather-forecast", t =>
-                        {
-                            t.HasComment("天气预报数据实体");
-                        });
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ManagedFileRecord", b =>
-                {
-                    b.HasOne("FileShare_EFCore.Models.ManagedLibraryRoot", "LibraryRoot")
-                        .WithMany("Files")
-                        .HasForeignKey("LibraryRootId")
-                        .OnDelete(DeleteBehavior.Cascade)
-                        .IsRequired();
-
-                    b.HasOne("FileShare_EFCore.Models.ManagedThumbnailMap", "Thumbnail")
-                        .WithMany("Files")
-                        .HasForeignKey("ThumbnailId")
-                        .OnDelete(DeleteBehavior.SetNull);
-
-                    b.Navigation("LibraryRoot");
-
-                    b.Navigation("Thumbnail");
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ManagedThumbnailMap", b =>
-                {
-                    b.HasOne("FileShare_EFCore.Models.ManagedLibraryRoot", "LibraryRoot")
-                        .WithMany("Thumbnails")
-                        .HasForeignKey("LibraryRootId")
-                        .OnDelete(DeleteBehavior.Cascade)
-                        .IsRequired();
-
-                    b.Navigation("LibraryRoot");
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ManagedLibraryRoot", b =>
-                {
-                    b.Navigation("Files");
-
-                    b.Navigation("Thumbnails");
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ManagedThumbnailMap", b =>
-                {
-                    b.Navigation("Files");
-                });
-#pragma warning restore 612, 618
-        }
-    }
-}

FileShare-EFCore/Migrations/MySQL/20260522092342_AddPlaybackPosition.cs

@@ -1,28 +0,0 @@
-using Microsoft.EntityFrameworkCore.Migrations;
-
-#nullable disable
-
-namespace FileShare_EFCore.Migrations.MySQL
-{
-    /// <inheritdoc />
-    public partial class AddPlaybackPosition : Migration
-    {
-        /// <inheritdoc />
-        protected override void Up(MigrationBuilder migrationBuilder)
-        {
-            migrationBuilder.AddColumn<double>(
-                name: "playback-position",
-                table: "managed-file-record",
-                type: "double",
-                nullable: true);
-        }
-
-        /// <inheritdoc />
-        protected override void Down(MigrationBuilder migrationBuilder)
-        {
-            migrationBuilder.DropColumn(
-                name: "playback-position",
-                table: "managed-file-record");
-        }
-    }
-}

FileShare-EFCore/Migrations/MySQL/20260523023700_AutoMigration_20260523103531.Designer.cs

@@ -1,455 +0,0 @@
-// <auto-generated />
-using System;
-using FileShare_EFCore.Database;
-using Microsoft.EntityFrameworkCore;
-using Microsoft.EntityFrameworkCore.Infrastructure;
-using Microsoft.EntityFrameworkCore.Migrations;
-using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
-
-#nullable disable
-
-namespace FileShare_EFCore.Migrations.MySQL
-{
-    [DbContext(typeof(MySqlAppDataContext))]
-    [Migration("20260523023700_AutoMigration_20260523103531")]
-    partial class AutoMigration_20260523103531
-    {
-        /// <inheritdoc />
-        protected override void BuildTargetModel(ModelBuilder modelBuilder)
-        {
-#pragma warning disable 612, 618
-            modelBuilder
-                .HasAnnotation("ProductVersion", "10.0.7")
-                .HasAnnotation("Relational:MaxIdentifierLength", 64);
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ApiRefreshTokenEntity", b =>
-                {
-                    b.Property<long>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("bigint")
-                        .HasColumnName("id");
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("datetime(6)")
-                        .HasColumnName("created-at");
-
-                    b.Property<string>("Device")
-                        .HasMaxLength(200)
-                        .HasColumnType("varchar(200)")
-                        .HasColumnName("device");
-
-                    b.Property<DateTime>("ExpiresAt")
-                        .HasColumnType("datetime(6)")
-                        .HasColumnName("expires-at");
-
-                    b.Property<string>("IpAddress")
-                        .HasMaxLength(64)
-                        .HasColumnType("varchar(64)")
-                        .HasColumnName("ip-address");
-
-                    b.Property<string>("ReplacedByTokenHash")
-                        .HasMaxLength(128)
-                        .HasColumnType("varchar(128)")
-                        .HasColumnName("replaced-by-token-hash");
-
-                    b.Property<DateTime?>("RevokedAt")
-                        .HasColumnType("datetime(6)")
-                        .HasColumnName("revoked-at");
-
-                    b.Property<string>("TokenHash")
-                        .IsRequired()
-                        .HasMaxLength(128)
-                        .HasColumnType("varchar(128)")
-                        .HasColumnName("token-hash");
-
-                    b.Property<int>("UserId")
-                        .HasColumnType("int")
-                        .HasColumnName("user-id");
-
-                    b.HasKey("Id")
-                        .HasName("pk-api-refresh-token");
-
-                    b.HasIndex("TokenHash")
-                        .IsUnique()
-                        .HasDatabaseName("idx-api-refresh-token-hash");
-
-                    b.HasIndex("UserId")
-                        .HasDatabaseName("idx-api-refresh-token-user-id");
-
-                    b.ToTable("api-refresh-token", t =>
-                        {
-                            t.HasComment("API refresh token");
-                        });
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ManagedFileRecord", b =>
-                {
-                    b.Property<int>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("int")
-                        .HasColumnName("id");
-
-                    b.Property<string>("AbsolutePath")
-                        .IsRequired()
-                        .HasMaxLength(2048)
-                        .HasColumnType("varchar(2048)")
-                        .HasColumnName("absolute-path");
-
-                    b.Property<string>("ContentType")
-                        .IsRequired()
-                        .HasMaxLength(100)
-                        .HasColumnType("varchar(100)")
-                        .HasColumnName("content-type");
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("datetime(6)")
-                        .HasColumnName("created-at");
-
-                    b.Property<bool>("Exists")
-                        .HasColumnType("tinyint(1)")
-                        .HasColumnName("exists");
-
-                    b.Property<string>("Extension")
-                        .IsRequired()
-                        .HasMaxLength(32)
-                        .HasColumnType("varchar(32)")
-                        .HasColumnName("extension");
-
-                    b.Property<DateTime?>("FileCreationTimeUtc")
-                        .HasColumnType("datetime(6)")
-                        .HasColumnName("file-creation-time-utc");
-
-                    b.Property<string>("FileName")
-                        .IsRequired()
-                        .HasMaxLength(260)
-                        .HasColumnType("varchar(260)")
-                        .HasColumnName("file-name");
-
-                    b.Property<DateTime?>("LastPlayedAt")
-                        .HasColumnType("datetime(6)")
-                        .HasColumnName("last-played-at");
-
-                    b.Property<DateTime>("LastSeenAt")
-                        .HasColumnType("datetime(6)")
-                        .HasColumnName("last-seen-at");
-
-                    b.Property<DateTime>("LastWriteTimeUtc")
-                        .HasColumnType("datetime(6)")
-                        .HasColumnName("last-write-time-utc");
-
-                    b.Property<int>("LibraryRootId")
-                        .HasColumnType("int")
-                        .HasColumnName("library-root-id");
-
-                    b.Property<string>("MediaType")
-                        .IsRequired()
-                        .HasMaxLength(20)
-                        .HasColumnType("varchar(20)")
-                        .HasColumnName("media-type");
-
-                    b.Property<double?>("PlaybackPosition")
-                        .HasColumnType("double")
-                        .HasColumnName("playback-position");
-
-                    b.Property<string>("RelativePath")
-                        .IsRequired()
-                        .HasMaxLength(1024)
-                        .HasColumnType("varchar(1024)")
-                        .HasColumnName("relative-path");
-
-                    b.Property<long>("SizeBytes")
-                        .HasColumnType("bigint")
-                        .HasColumnName("size-bytes");
-
-                    b.Property<int?>("ThumbnailId")
-                        .HasColumnType("int")
-                        .HasColumnName("thumbnail-id");
-
-                    b.Property<DateTime>("UpdatedAt")
-                        .HasColumnType("datetime(6)")
-                        .HasColumnName("updated-at");
-
-                    b.Property<double?>("VideoDuration")
-                        .HasColumnType("double")
-                        .HasColumnName("video-duration");
-
-                    b.HasKey("Id")
-                        .HasName("pk-managed-file-record");
-
-                    b.HasIndex("AbsolutePath")
-                        .IsUnique()
-                        .HasDatabaseName("idx-managed-file-record-absolute-path");
-
-                    b.HasIndex("FileCreationTimeUtc")
-                        .HasDatabaseName("idx-managed-file-record-file-creation-time");
-
-                    b.HasIndex("LastPlayedAt")
-                        .HasDatabaseName("idx-managed-file-record-last-played-at");
-
-                    b.HasIndex("LibraryRootId")
-                        .HasDatabaseName("idx-managed-file-record-root-id");
-
-                    b.HasIndex("ThumbnailId")
-                        .HasDatabaseName("idx-managed-file-record-thumbnail-id");
-
-                    b.HasIndex("MediaType", "Exists")
-                        .HasDatabaseName("idx-managed-file-record-media-type-exists");
-
-                    b.ToTable("managed-file-record", t =>
-                        {
-                            t.HasComment("文件库文件记录");
-                        });
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ManagedLibraryRoot", b =>
-                {
-                    b.Property<int>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("int")
-                        .HasColumnName("id");
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("datetime(6)")
-                        .HasColumnName("created-at");
-
-                    b.Property<string>("DisplayName")
-                        .IsRequired()
-                        .HasMaxLength(200)
-                        .HasColumnType("varchar(200)")
-                        .HasColumnName("display-name");
-
-                    b.Property<bool>("IsAvailable")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("tinyint(1)")
-                        .HasDefaultValue(true)
-                        .HasColumnName("is-available");
-
-                    b.Property<bool>("IsEnabled")
-                        .HasColumnType("tinyint(1)")
-                        .HasColumnName("is-enabled");
-
-                    b.Property<DateTime?>("LastScanCompletedAt")
-                        .HasColumnType("datetime(6)")
-                        .HasColumnName("last-scan-completed-at");
-
-                    b.Property<string>("LastScanError")
-                        .HasMaxLength(2000)
-                        .HasColumnType("varchar(2000)")
-                        .HasColumnName("last-scan-error");
-
-                    b.Property<DateTime?>("LastScanStartedAt")
-                        .HasColumnType("datetime(6)")
-                        .HasColumnName("last-scan-started-at");
-
-                    b.Property<string>("Path")
-                        .IsRequired()
-                        .HasMaxLength(1024)
-                        .HasColumnType("varchar(1024)")
-                        .HasColumnName("path");
-
-                    b.Property<int>("ScanIntervalMinutes")
-                        .HasColumnType("int")
-                        .HasColumnName("scan-interval-minutes");
-
-                    b.Property<DateTime>("UpdatedAt")
-                        .HasColumnType("datetime(6)")
-                        .HasColumnName("updated-at");
-
-                    b.HasKey("Id")
-                        .HasName("pk-managed-library-root");
-
-                    b.HasIndex("Path")
-                        .IsUnique()
-                        .HasDatabaseName("idx-managed-library-root-path");
-
-                    b.ToTable("managed-library-root", t =>
-                        {
-                            t.HasComment("文件库根目录");
-                        });
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ManagedThumbnailMap", b =>
-                {
-                    b.Property<int>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("int")
-                        .HasColumnName("id");
-
-                    b.Property<string>("ContentType")
-                        .IsRequired()
-                        .HasMaxLength(100)
-                        .HasColumnType("varchar(100)")
-                        .HasColumnName("content-type");
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("datetime(6)")
-                        .HasColumnName("created-at");
-
-                    b.Property<int>("LibraryRootId")
-                        .HasColumnType("int")
-                        .HasColumnName("library-root-id");
-
-                    b.Property<string>("RelativePath")
-                        .IsRequired()
-                        .HasMaxLength(1024)
-                        .HasColumnType("varchar(1024)")
-                        .HasColumnName("relative-path");
-
-                    b.Property<DateTime>("UpdatedAt")
-                        .HasColumnType("datetime(6)")
-                        .HasColumnName("updated-at");
-
-                    b.HasKey("Id")
-                        .HasName("pk-managed-thumbnail-map");
-
-                    b.HasIndex("LibraryRootId")
-                        .HasDatabaseName("idx-managed-thumbnail-map-root-id");
-
-                    b.HasIndex("RelativePath")
-                        .IsUnique()
-                        .HasDatabaseName("idx-managed-thumbnail-map-relative-path");
-
-                    b.ToTable("managed-thumbnail-map", t =>
-                        {
-                            t.HasComment("文件缩略图映射记录");
-                        });
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.UserEntity", b =>
-                {
-                    b.Property<int>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("int")
-                        .HasColumnName("id")
-                        .HasComment("用户主键");
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("datetime(6)")
-                        .HasColumnName("created-at")
-                        .HasComment("创建时间");
-
-                    b.Property<string>("Email")
-                        .HasMaxLength(200)
-                        .HasColumnType("varchar(200)")
-                        .HasColumnName("email")
-                        .HasComment("用户邮箱");
-
-                    b.Property<string>("Name")
-                        .HasMaxLength(100)
-                        .HasColumnType("varchar(100)")
-                        .HasColumnName("name")
-                        .HasComment("用户名称");
-
-                    b.Property<string>("PasswordHash")
-                        .HasMaxLength(200)
-                        .HasColumnType("varchar(200)")
-                        .HasColumnName("password-hash")
-                        .HasComment("密码哈希值");
-
-                    b.Property<string>("PhoneNumber")
-                        .HasMaxLength(50)
-                        .HasColumnType("varchar(50)")
-                        .HasColumnName("phone-number")
-                        .HasComment("电话号码");
-
-                    b.Property<DateTime>("UpdatedAt")
-                        .HasColumnType("datetime(6)")
-                        .HasColumnName("updated-at")
-                        .HasComment("更新时间");
-
-                    b.HasKey("Id")
-                        .HasName("pk-user");
-
-                    b.ToTable("user", t =>
-                        {
-                            t.HasComment("用户实体，演示数据库 CRUD 操作");
-                        });
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.WeatherForecastEntity", b =>
-                {
-                    b.Property<int>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("int")
-                        .HasColumnName("id")
-                        .HasComment("天气预报主键");
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("datetime(6)")
-                        .HasColumnName("created-at")
-                        .HasComment("创建时间");
-
-                    b.Property<DateOnly>("Date")
-                        .HasColumnType("date")
-                        .HasColumnName("date")
-                        .HasComment("预报日期");
-
-                    b.Property<string>("Summary")
-                        .HasMaxLength(200)
-                        .HasColumnType("varchar(200)")
-                        .HasColumnName("summary")
-                        .HasComment("天气摘要");
-
-                    b.Property<int>("TemperatureC")
-                        .HasColumnType("int")
-                        .HasColumnName("temperature-c")
-                        .HasComment("摄氏温度");
-
-                    b.Property<DateTime>("UpdatedAt")
-                        .HasColumnType("datetime(6)")
-                        .HasColumnName("updated-at")
-                        .HasComment("更新时间");
-
-                    b.HasKey("Id")
-                        .HasName("pk-weather-forecast");
-
-                    b.ToTable("weather-forecast", t =>
-                        {
-                            t.HasComment("天气预报数据实体");
-                        });
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ManagedFileRecord", b =>
-                {
-                    b.HasOne("FileShare_EFCore.Models.ManagedLibraryRoot", "LibraryRoot")
-                        .WithMany("Files")
-                        .HasForeignKey("LibraryRootId")
-                        .OnDelete(DeleteBehavior.Cascade)
-                        .IsRequired();
-
-                    b.HasOne("FileShare_EFCore.Models.ManagedThumbnailMap", "Thumbnail")
-                        .WithMany("Files")
-                        .HasForeignKey("ThumbnailId")
-                        .OnDelete(DeleteBehavior.SetNull);
-
-                    b.Navigation("LibraryRoot");
-
-                    b.Navigation("Thumbnail");
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ManagedThumbnailMap", b =>
-                {
-                    b.HasOne("FileShare_EFCore.Models.ManagedLibraryRoot", "LibraryRoot")
-                        .WithMany("Thumbnails")
-                        .HasForeignKey("LibraryRootId")
-                        .OnDelete(DeleteBehavior.Cascade)
-                        .IsRequired();
-
-                    b.Navigation("LibraryRoot");
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ManagedLibraryRoot", b =>
-                {
-                    b.Navigation("Files");
-
-                    b.Navigation("Thumbnails");
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ManagedThumbnailMap", b =>
-                {
-                    b.Navigation("Files");
-                });
-#pragma warning restore 612, 618
-        }
-    }
-}

FileShare-EFCore/Migrations/MySQL/20260523023700_AutoMigration_20260523103531.cs

@@ -1,38 +0,0 @@
-using System;
-using Microsoft.EntityFrameworkCore.Migrations;
-
-#nullable disable
-
-namespace FileShare_EFCore.Migrations.MySQL
-{
-    /// <inheritdoc />
-    public partial class AutoMigration_20260523103531 : Migration
-    {
-        /// <inheritdoc />
-        protected override void Up(MigrationBuilder migrationBuilder)
-        {
-            migrationBuilder.AddColumn<DateTime>(
-                name: "file-creation-time-utc",
-                table: "managed-file-record",
-                type: "datetime(6)",
-                nullable: true);
-
-            migrationBuilder.CreateIndex(
-                name: "idx-managed-file-record-file-creation-time",
-                table: "managed-file-record",
-                column: "file-creation-time-utc");
-        }
-
-        /// <inheritdoc />
-        protected override void Down(MigrationBuilder migrationBuilder)
-        {
-            migrationBuilder.DropIndex(
-                name: "idx-managed-file-record-file-creation-time",
-                table: "managed-file-record");
-
-            migrationBuilder.DropColumn(
-                name: "file-creation-time-utc",
-                table: "managed-file-record");
-        }
-    }
-}

FileShare-EFCore/Migrations/MySQL/MySqlAppDataContextModelSnapshot.cs

@@ -1,452 +0,0 @@
-// <auto-generated />
-using System;
-using FileShare_EFCore.Database;
-using Microsoft.EntityFrameworkCore;
-using Microsoft.EntityFrameworkCore.Infrastructure;
-using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
-
-#nullable disable
-
-namespace FileShare_EFCore.Migrations.MySQL
-{
-    [DbContext(typeof(MySqlAppDataContext))]
-    partial class MySqlAppDataContextModelSnapshot : ModelSnapshot
-    {
-        protected override void BuildModel(ModelBuilder modelBuilder)
-        {
-#pragma warning disable 612, 618
-            modelBuilder
-                .HasAnnotation("ProductVersion", "10.0.7")
-                .HasAnnotation("Relational:MaxIdentifierLength", 64);
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ApiRefreshTokenEntity", b =>
-                {
-                    b.Property<long>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("bigint")
-                        .HasColumnName("id");
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("datetime(6)")
-                        .HasColumnName("created-at");
-
-                    b.Property<string>("Device")
-                        .HasMaxLength(200)
-                        .HasColumnType("varchar(200)")
-                        .HasColumnName("device");
-
-                    b.Property<DateTime>("ExpiresAt")
-                        .HasColumnType("datetime(6)")
-                        .HasColumnName("expires-at");
-
-                    b.Property<string>("IpAddress")
-                        .HasMaxLength(64)
-                        .HasColumnType("varchar(64)")
-                        .HasColumnName("ip-address");
-
-                    b.Property<string>("ReplacedByTokenHash")
-                        .HasMaxLength(128)
-                        .HasColumnType("varchar(128)")
-                        .HasColumnName("replaced-by-token-hash");
-
-                    b.Property<DateTime?>("RevokedAt")
-                        .HasColumnType("datetime(6)")
-                        .HasColumnName("revoked-at");
-
-                    b.Property<string>("TokenHash")
-                        .IsRequired()
-                        .HasMaxLength(128)
-                        .HasColumnType("varchar(128)")
-                        .HasColumnName("token-hash");
-
-                    b.Property<int>("UserId")
-                        .HasColumnType("int")
-                        .HasColumnName("user-id");
-
-                    b.HasKey("Id")
-                        .HasName("pk-api-refresh-token");
-
-                    b.HasIndex("TokenHash")
-                        .IsUnique()
-                        .HasDatabaseName("idx-api-refresh-token-hash");
-
-                    b.HasIndex("UserId")
-                        .HasDatabaseName("idx-api-refresh-token-user-id");
-
-                    b.ToTable("api-refresh-token", t =>
-                        {
-                            t.HasComment("API refresh token");
-                        });
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ManagedFileRecord", b =>
-                {
-                    b.Property<int>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("int")
-                        .HasColumnName("id");
-
-                    b.Property<string>("AbsolutePath")
-                        .IsRequired()
-                        .HasMaxLength(2048)
-                        .HasColumnType("varchar(2048)")
-                        .HasColumnName("absolute-path");
-
-                    b.Property<string>("ContentType")
-                        .IsRequired()
-                        .HasMaxLength(100)
-                        .HasColumnType("varchar(100)")
-                        .HasColumnName("content-type");
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("datetime(6)")
-                        .HasColumnName("created-at");
-
-                    b.Property<bool>("Exists")
-                        .HasColumnType("tinyint(1)")
-                        .HasColumnName("exists");
-
-                    b.Property<string>("Extension")
-                        .IsRequired()
-                        .HasMaxLength(32)
-                        .HasColumnType("varchar(32)")
-                        .HasColumnName("extension");
-
-                    b.Property<DateTime?>("FileCreationTimeUtc")
-                        .HasColumnType("datetime(6)")
-                        .HasColumnName("file-creation-time-utc");
-
-                    b.Property<string>("FileName")
-                        .IsRequired()
-                        .HasMaxLength(260)
-                        .HasColumnType("varchar(260)")
-                        .HasColumnName("file-name");
-
-                    b.Property<DateTime?>("LastPlayedAt")
-                        .HasColumnType("datetime(6)")
-                        .HasColumnName("last-played-at");
-
-                    b.Property<DateTime>("LastSeenAt")
-                        .HasColumnType("datetime(6)")
-                        .HasColumnName("last-seen-at");
-
-                    b.Property<DateTime>("LastWriteTimeUtc")
-                        .HasColumnType("datetime(6)")
-                        .HasColumnName("last-write-time-utc");
-
-                    b.Property<int>("LibraryRootId")
-                        .HasColumnType("int")
-                        .HasColumnName("library-root-id");
-
-                    b.Property<string>("MediaType")
-                        .IsRequired()
-                        .HasMaxLength(20)
-                        .HasColumnType("varchar(20)")
-                        .HasColumnName("media-type");
-
-                    b.Property<double?>("PlaybackPosition")
-                        .HasColumnType("double")
-                        .HasColumnName("playback-position");
-
-                    b.Property<string>("RelativePath")
-                        .IsRequired()
-                        .HasMaxLength(1024)
-                        .HasColumnType("varchar(1024)")
-                        .HasColumnName("relative-path");
-
-                    b.Property<long>("SizeBytes")
-                        .HasColumnType("bigint")
-                        .HasColumnName("size-bytes");
-
-                    b.Property<int?>("ThumbnailId")
-                        .HasColumnType("int")
-                        .HasColumnName("thumbnail-id");
-
-                    b.Property<DateTime>("UpdatedAt")
-                        .HasColumnType("datetime(6)")
-                        .HasColumnName("updated-at");
-
-                    b.Property<double?>("VideoDuration")
-                        .HasColumnType("double")
-                        .HasColumnName("video-duration");
-
-                    b.HasKey("Id")
-                        .HasName("pk-managed-file-record");
-
-                    b.HasIndex("AbsolutePath")
-                        .IsUnique()
-                        .HasDatabaseName("idx-managed-file-record-absolute-path");
-
-                    b.HasIndex("FileCreationTimeUtc")
-                        .HasDatabaseName("idx-managed-file-record-file-creation-time");
-
-                    b.HasIndex("LastPlayedAt")
-                        .HasDatabaseName("idx-managed-file-record-last-played-at");
-
-                    b.HasIndex("LibraryRootId")
-                        .HasDatabaseName("idx-managed-file-record-root-id");
-
-                    b.HasIndex("ThumbnailId")
-                        .HasDatabaseName("idx-managed-file-record-thumbnail-id");
-
-                    b.HasIndex("MediaType", "Exists")
-                        .HasDatabaseName("idx-managed-file-record-media-type-exists");
-
-                    b.ToTable("managed-file-record", t =>
-                        {
-                            t.HasComment("文件库文件记录");
-                        });
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ManagedLibraryRoot", b =>
-                {
-                    b.Property<int>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("int")
-                        .HasColumnName("id");
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("datetime(6)")
-                        .HasColumnName("created-at");
-
-                    b.Property<string>("DisplayName")
-                        .IsRequired()
-                        .HasMaxLength(200)
-                        .HasColumnType("varchar(200)")
-                        .HasColumnName("display-name");
-
-                    b.Property<bool>("IsAvailable")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("tinyint(1)")
-                        .HasDefaultValue(true)
-                        .HasColumnName("is-available");
-
-                    b.Property<bool>("IsEnabled")
-                        .HasColumnType("tinyint(1)")
-                        .HasColumnName("is-enabled");
-
-                    b.Property<DateTime?>("LastScanCompletedAt")
-                        .HasColumnType("datetime(6)")
-                        .HasColumnName("last-scan-completed-at");
-
-                    b.Property<string>("LastScanError")
-                        .HasMaxLength(2000)
-                        .HasColumnType("varchar(2000)")
-                        .HasColumnName("last-scan-error");
-
-                    b.Property<DateTime?>("LastScanStartedAt")
-                        .HasColumnType("datetime(6)")
-                        .HasColumnName("last-scan-started-at");
-
-                    b.Property<string>("Path")
-                        .IsRequired()
-                        .HasMaxLength(1024)
-                        .HasColumnType("varchar(1024)")
-                        .HasColumnName("path");
-
-                    b.Property<int>("ScanIntervalMinutes")
-                        .HasColumnType("int")
-                        .HasColumnName("scan-interval-minutes");
-
-                    b.Property<DateTime>("UpdatedAt")
-                        .HasColumnType("datetime(6)")
-                        .HasColumnName("updated-at");
-
-                    b.HasKey("Id")
-                        .HasName("pk-managed-library-root");
-
-                    b.HasIndex("Path")
-                        .IsUnique()
-                        .HasDatabaseName("idx-managed-library-root-path");
-
-                    b.ToTable("managed-library-root", t =>
-                        {
-                            t.HasComment("文件库根目录");
-                        });
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ManagedThumbnailMap", b =>
-                {
-                    b.Property<int>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("int")
-                        .HasColumnName("id");
-
-                    b.Property<string>("ContentType")
-                        .IsRequired()
-                        .HasMaxLength(100)
-                        .HasColumnType("varchar(100)")
-                        .HasColumnName("content-type");
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("datetime(6)")
-                        .HasColumnName("created-at");
-
-                    b.Property<int>("LibraryRootId")
-                        .HasColumnType("int")
-                        .HasColumnName("library-root-id");
-
-                    b.Property<string>("RelativePath")
-                        .IsRequired()
-                        .HasMaxLength(1024)
-                        .HasColumnType("varchar(1024)")
-                        .HasColumnName("relative-path");
-
-                    b.Property<DateTime>("UpdatedAt")
-                        .HasColumnType("datetime(6)")
-                        .HasColumnName("updated-at");
-
-                    b.HasKey("Id")
-                        .HasName("pk-managed-thumbnail-map");
-
-                    b.HasIndex("LibraryRootId")
-                        .HasDatabaseName("idx-managed-thumbnail-map-root-id");
-
-                    b.HasIndex("RelativePath")
-                        .IsUnique()
-                        .HasDatabaseName("idx-managed-thumbnail-map-relative-path");
-
-                    b.ToTable("managed-thumbnail-map", t =>
-                        {
-                            t.HasComment("文件缩略图映射记录");
-                        });
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.UserEntity", b =>
-                {
-                    b.Property<int>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("int")
-                        .HasColumnName("id")
-                        .HasComment("用户主键");
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("datetime(6)")
-                        .HasColumnName("created-at")
-                        .HasComment("创建时间");
-
-                    b.Property<string>("Email")
-                        .HasMaxLength(200)
-                        .HasColumnType("varchar(200)")
-                        .HasColumnName("email")
-                        .HasComment("用户邮箱");
-
-                    b.Property<string>("Name")
-                        .HasMaxLength(100)
-                        .HasColumnType("varchar(100)")
-                        .HasColumnName("name")
-                        .HasComment("用户名称");
-
-                    b.Property<string>("PasswordHash")
-                        .HasMaxLength(200)
-                        .HasColumnType("varchar(200)")
-                        .HasColumnName("password-hash")
-                        .HasComment("密码哈希值");
-
-                    b.Property<string>("PhoneNumber")
-                        .HasMaxLength(50)
-                        .HasColumnType("varchar(50)")
-                        .HasColumnName("phone-number")
-                        .HasComment("电话号码");
-
-                    b.Property<DateTime>("UpdatedAt")
-                        .HasColumnType("datetime(6)")
-                        .HasColumnName("updated-at")
-                        .HasComment("更新时间");
-
-                    b.HasKey("Id")
-                        .HasName("pk-user");
-
-                    b.ToTable("user", t =>
-                        {
-                            t.HasComment("用户实体，演示数据库 CRUD 操作");
-                        });
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.WeatherForecastEntity", b =>
-                {
-                    b.Property<int>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("int")
-                        .HasColumnName("id")
-                        .HasComment("天气预报主键");
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("datetime(6)")
-                        .HasColumnName("created-at")
-                        .HasComment("创建时间");
-
-                    b.Property<DateOnly>("Date")
-                        .HasColumnType("date")
-                        .HasColumnName("date")
-                        .HasComment("预报日期");
-
-                    b.Property<string>("Summary")
-                        .HasMaxLength(200)
-                        .HasColumnType("varchar(200)")
-                        .HasColumnName("summary")
-                        .HasComment("天气摘要");
-
-                    b.Property<int>("TemperatureC")
-                        .HasColumnType("int")
-                        .HasColumnName("temperature-c")
-                        .HasComment("摄氏温度");
-
-                    b.Property<DateTime>("UpdatedAt")
-                        .HasColumnType("datetime(6)")
-                        .HasColumnName("updated-at")
-                        .HasComment("更新时间");
-
-                    b.HasKey("Id")
-                        .HasName("pk-weather-forecast");
-
-                    b.ToTable("weather-forecast", t =>
-                        {
-                            t.HasComment("天气预报数据实体");
-                        });
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ManagedFileRecord", b =>
-                {
-                    b.HasOne("FileShare_EFCore.Models.ManagedLibraryRoot", "LibraryRoot")
-                        .WithMany("Files")
-                        .HasForeignKey("LibraryRootId")
-                        .OnDelete(DeleteBehavior.Cascade)
-                        .IsRequired();
-
-                    b.HasOne("FileShare_EFCore.Models.ManagedThumbnailMap", "Thumbnail")
-                        .WithMany("Files")
-                        .HasForeignKey("ThumbnailId")
-                        .OnDelete(DeleteBehavior.SetNull);
-
-                    b.Navigation("LibraryRoot");
-
-                    b.Navigation("Thumbnail");
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ManagedThumbnailMap", b =>
-                {
-                    b.HasOne("FileShare_EFCore.Models.ManagedLibraryRoot", "LibraryRoot")
-                        .WithMany("Thumbnails")
-                        .HasForeignKey("LibraryRootId")
-                        .OnDelete(DeleteBehavior.Cascade)
-                        .IsRequired();
-
-                    b.Navigation("LibraryRoot");
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ManagedLibraryRoot", b =>
-                {
-                    b.Navigation("Files");
-
-                    b.Navigation("Thumbnails");
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ManagedThumbnailMap", b =>
-                {
-                    b.Navigation("Files");
-                });
-#pragma warning restore 612, 618
-        }
-    }
-}

FileShare-EFCore/Migrations/PostgreSQL/20260520082617_AutoMigration_20260520162543.Designer.cs

@@ -1,184 +0,0 @@
-// <auto-generated />
-using System;
-using FileShare_EFCore.Database;
-using Microsoft.EntityFrameworkCore;
-using Microsoft.EntityFrameworkCore.Infrastructure;
-using Microsoft.EntityFrameworkCore.Migrations;
-using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
-using Npgsql.EntityFrameworkCore.PostgreSQL.Metadata;
-
-#nullable disable
-
-namespace FileShare_EFCore.Migrations.PostgreSQL
-{
-    [DbContext(typeof(PostgreSqlAppDataContext))]
-    [Migration("20260520082617_AutoMigration_20260520162543")]
-    partial class AutoMigration_20260520162543
-    {
-        /// <inheritdoc />
-        protected override void BuildTargetModel(ModelBuilder modelBuilder)
-        {
-#pragma warning disable 612, 618
-            modelBuilder
-                .HasAnnotation("ProductVersion", "10.0.7")
-                .HasAnnotation("Relational:MaxIdentifierLength", 63);
-
-            NpgsqlModelBuilderExtensions.UseIdentityByDefaultColumns(modelBuilder);
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ApiRefreshTokenEntity", b =>
-                {
-                    b.Property<long>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("bigint")
-                        .HasColumnName("id");
-
-                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<long>("Id"));
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("timestamp with time zone")
-                        .HasColumnName("created-at");
-
-                    b.Property<string>("Device")
-                        .HasMaxLength(200)
-                        .HasColumnType("character varying(200)")
-                        .HasColumnName("device");
-
-                    b.Property<DateTime>("ExpiresAt")
-                        .HasColumnType("timestamp with time zone")
-                        .HasColumnName("expires-at");
-
-                    b.Property<string>("IpAddress")
-                        .HasMaxLength(64)
-                        .HasColumnType("character varying(64)")
-                        .HasColumnName("ip-address");
-
-                    b.Property<string>("ReplacedByTokenHash")
-                        .HasMaxLength(128)
-                        .HasColumnType("character varying(128)")
-                        .HasColumnName("replaced-by-token-hash");
-
-                    b.Property<DateTime?>("RevokedAt")
-                        .HasColumnType("timestamp with time zone")
-                        .HasColumnName("revoked-at");
-
-                    b.Property<string>("TokenHash")
-                        .IsRequired()
-                        .HasMaxLength(128)
-                        .HasColumnType("character varying(128)")
-                        .HasColumnName("token-hash");
-
-                    b.Property<int>("UserId")
-                        .HasColumnType("integer")
-                        .HasColumnName("user-id");
-
-                    b.HasKey("Id")
-                        .HasName("pk-api-refresh-token");
-
-                    b.HasIndex("TokenHash")
-                        .IsUnique()
-                        .HasDatabaseName("idx-api-refresh-token-hash");
-
-                    b.HasIndex("UserId")
-                        .HasDatabaseName("idx-api-refresh-token-user-id");
-
-                    b.ToTable("api-refresh-token", t =>
-                        {
-                            t.HasComment("API refresh token");
-                        });
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.UserEntity", b =>
-                {
-                    b.Property<int>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("integer")
-                        .HasColumnName("id")
-                        .HasComment("用户主键");
-
-                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("timestamp with time zone")
-                        .HasColumnName("created-at")
-                        .HasComment("创建时间");
-
-                    b.Property<string>("Email")
-                        .HasMaxLength(200)
-                        .HasColumnType("character varying(200)")
-                        .HasColumnName("email")
-                        .HasComment("用户邮箱");
-
-                    b.Property<string>("Name")
-                        .HasMaxLength(100)
-                        .HasColumnType("character varying(100)")
-                        .HasColumnName("name")
-                        .HasComment("用户名称");
-
-                    b.Property<string>("PhoneNumber")
-                        .HasMaxLength(50)
-                        .HasColumnType("character varying(50)")
-                        .HasColumnName("phone-number")
-                        .HasComment("电话号码");
-
-                    b.Property<DateTime>("UpdatedAt")
-                        .HasColumnType("timestamp with time zone")
-                        .HasColumnName("updated-at")
-                        .HasComment("更新时间");
-
-                    b.HasKey("Id")
-                        .HasName("pk-user");
-
-                    b.ToTable("user", t =>
-                        {
-                            t.HasComment("用户实体，演示数据库 CRUD 操作");
-                        });
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.WeatherForecastEntity", b =>
-                {
-                    b.Property<int>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("integer")
-                        .HasColumnName("id")
-                        .HasComment("天气预报主键");
-
-                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("timestamp with time zone")
-                        .HasColumnName("created-at")
-                        .HasComment("创建时间");
-
-                    b.Property<DateOnly>("Date")
-                        .HasColumnType("date")
-                        .HasColumnName("date")
-                        .HasComment("预报日期");
-
-                    b.Property<string>("Summary")
-                        .HasMaxLength(200)
-                        .HasColumnType("character varying(200)")
-                        .HasColumnName("summary")
-                        .HasComment("天气摘要");
-
-                    b.Property<int>("TemperatureC")
-                        .HasColumnType("integer")
-                        .HasColumnName("temperature-c")
-                        .HasComment("摄氏温度");
-
-                    b.Property<DateTime>("UpdatedAt")
-                        .HasColumnType("timestamp with time zone")
-                        .HasColumnName("updated-at")
-                        .HasComment("更新时间");
-
-                    b.HasKey("Id")
-                        .HasName("pk-weather-forecast");
-
-                    b.ToTable("weather-forecast", t =>
-                        {
-                            t.HasComment("天气预报数据实体");
-                        });
-                });
-#pragma warning restore 612, 618
-        }
-    }
-}

FileShare-EFCore/Migrations/PostgreSQL/20260520082617_AutoMigration_20260520162543.cs

@@ -1,97 +0,0 @@
-using System;
-using Microsoft.EntityFrameworkCore.Migrations;
-using Npgsql.EntityFrameworkCore.PostgreSQL.Metadata;
-
-#nullable disable
-
-namespace FileShare_EFCore.Migrations.PostgreSQL
-{
-    /// <inheritdoc />
-    public partial class AutoMigration_20260520162543 : Migration
-    {
-        /// <inheritdoc />
-        protected override void Up(MigrationBuilder migrationBuilder)
-        {
-            migrationBuilder.CreateTable(
-                name: "api-refresh-token",
-                columns: table => new
-                {
-                    id = table.Column<long>(type: "bigint", nullable: false)
-                        .Annotation("Npgsql:ValueGenerationStrategy", NpgsqlValueGenerationStrategy.IdentityByDefaultColumn),
-                    userid = table.Column<int>(name: "user-id", type: "integer", nullable: false),
-                    tokenhash = table.Column<string>(name: "token-hash", type: "character varying(128)", maxLength: 128, nullable: false),
-                    createdat = table.Column<DateTime>(name: "created-at", type: "timestamp with time zone", nullable: false),
-                    expiresat = table.Column<DateTime>(name: "expires-at", type: "timestamp with time zone", nullable: false),
-                    revokedat = table.Column<DateTime>(name: "revoked-at", type: "timestamp with time zone", nullable: true),
-                    replacedbytokenhash = table.Column<string>(name: "replaced-by-token-hash", type: "character varying(128)", maxLength: 128, nullable: true),
-                    device = table.Column<string>(type: "character varying(200)", maxLength: 200, nullable: true),
-                    ipaddress = table.Column<string>(name: "ip-address", type: "character varying(64)", maxLength: 64, nullable: true)
-                },
-                constraints: table =>
-                {
-                    table.PrimaryKey("pk-api-refresh-token", x => x.id);
-                },
-                comment: "API refresh token");
-
-            migrationBuilder.CreateTable(
-                name: "user",
-                columns: table => new
-                {
-                    id = table.Column<int>(type: "integer", nullable: false, comment: "用户主键")
-                        .Annotation("Npgsql:ValueGenerationStrategy", NpgsqlValueGenerationStrategy.IdentityByDefaultColumn),
-                    name = table.Column<string>(type: "character varying(100)", maxLength: 100, nullable: true, comment: "用户名称"),
-                    email = table.Column<string>(type: "character varying(200)", maxLength: 200, nullable: true, comment: "用户邮箱"),
-                    phonenumber = table.Column<string>(name: "phone-number", type: "character varying(50)", maxLength: 50, nullable: true, comment: "电话号码"),
-                    createdat = table.Column<DateTime>(name: "created-at", type: "timestamp with time zone", nullable: false, comment: "创建时间"),
-                    updatedat = table.Column<DateTime>(name: "updated-at", type: "timestamp with time zone", nullable: false, comment: "更新时间")
-                },
-                constraints: table =>
-                {
-                    table.PrimaryKey("pk-user", x => x.id);
-                },
-                comment: "用户实体，演示数据库 CRUD 操作");
-
-            migrationBuilder.CreateTable(
-                name: "weather-forecast",
-                columns: table => new
-                {
-                    id = table.Column<int>(type: "integer", nullable: false, comment: "天气预报主键")
-                        .Annotation("Npgsql:ValueGenerationStrategy", NpgsqlValueGenerationStrategy.IdentityByDefaultColumn),
-                    date = table.Column<DateOnly>(type: "date", nullable: false, comment: "预报日期"),
-                    temperaturec = table.Column<int>(name: "temperature-c", type: "integer", nullable: false, comment: "摄氏温度"),
-                    summary = table.Column<string>(type: "character varying(200)", maxLength: 200, nullable: true, comment: "天气摘要"),
-                    createdat = table.Column<DateTime>(name: "created-at", type: "timestamp with time zone", nullable: false, comment: "创建时间"),
-                    updatedat = table.Column<DateTime>(name: "updated-at", type: "timestamp with time zone", nullable: false, comment: "更新时间")
-                },
-                constraints: table =>
-                {
-                    table.PrimaryKey("pk-weather-forecast", x => x.id);
-                },
-                comment: "天气预报数据实体");
-
-            migrationBuilder.CreateIndex(
-                name: "idx-api-refresh-token-hash",
-                table: "api-refresh-token",
-                column: "token-hash",
-                unique: true);
-
-            migrationBuilder.CreateIndex(
-                name: "idx-api-refresh-token-user-id",
-                table: "api-refresh-token",
-                column: "user-id");
-        }
-
-        /// <inheritdoc />
-        protected override void Down(MigrationBuilder migrationBuilder)
-        {
-            migrationBuilder.DropTable(
-                name: "api-refresh-token");
-
-            migrationBuilder.DropTable(
-                name: "user");
-
-            migrationBuilder.DropTable(
-                name: "weather-forecast");
-        }
-    }
-}

FileShare-EFCore/Migrations/PostgreSQL/20260520083254_AutoMigration_20260520163216.Designer.cs

@@ -1,190 +0,0 @@
-// <auto-generated />
-using System;
-using FileShare_EFCore.Database;
-using Microsoft.EntityFrameworkCore;
-using Microsoft.EntityFrameworkCore.Infrastructure;
-using Microsoft.EntityFrameworkCore.Migrations;
-using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
-using Npgsql.EntityFrameworkCore.PostgreSQL.Metadata;
-
-#nullable disable
-
-namespace FileShare_EFCore.Migrations.PostgreSQL
-{
-    [DbContext(typeof(PostgreSqlAppDataContext))]
-    [Migration("20260520083254_AutoMigration_20260520163216")]
-    partial class AutoMigration_20260520163216
-    {
-        /// <inheritdoc />
-        protected override void BuildTargetModel(ModelBuilder modelBuilder)
-        {
-#pragma warning disable 612, 618
-            modelBuilder
-                .HasAnnotation("ProductVersion", "10.0.7")
-                .HasAnnotation("Relational:MaxIdentifierLength", 63);
-
-            NpgsqlModelBuilderExtensions.UseIdentityByDefaultColumns(modelBuilder);
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ApiRefreshTokenEntity", b =>
-                {
-                    b.Property<long>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("bigint")
-                        .HasColumnName("id");
-
-                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<long>("Id"));
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("timestamp with time zone")
-                        .HasColumnName("created-at");
-
-                    b.Property<string>("Device")
-                        .HasMaxLength(200)
-                        .HasColumnType("character varying(200)")
-                        .HasColumnName("device");
-
-                    b.Property<DateTime>("ExpiresAt")
-                        .HasColumnType("timestamp with time zone")
-                        .HasColumnName("expires-at");
-
-                    b.Property<string>("IpAddress")
-                        .HasMaxLength(64)
-                        .HasColumnType("character varying(64)")
-                        .HasColumnName("ip-address");
-
-                    b.Property<string>("ReplacedByTokenHash")
-                        .HasMaxLength(128)
-                        .HasColumnType("character varying(128)")
-                        .HasColumnName("replaced-by-token-hash");
-
-                    b.Property<DateTime?>("RevokedAt")
-                        .HasColumnType("timestamp with time zone")
-                        .HasColumnName("revoked-at");
-
-                    b.Property<string>("TokenHash")
-                        .IsRequired()
-                        .HasMaxLength(128)
-                        .HasColumnType("character varying(128)")
-                        .HasColumnName("token-hash");
-
-                    b.Property<int>("UserId")
-                        .HasColumnType("integer")
-                        .HasColumnName("user-id");
-
-                    b.HasKey("Id")
-                        .HasName("pk-api-refresh-token");
-
-                    b.HasIndex("TokenHash")
-                        .IsUnique()
-                        .HasDatabaseName("idx-api-refresh-token-hash");
-
-                    b.HasIndex("UserId")
-                        .HasDatabaseName("idx-api-refresh-token-user-id");
-
-                    b.ToTable("api-refresh-token", t =>
-                        {
-                            t.HasComment("API refresh token");
-                        });
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.UserEntity", b =>
-                {
-                    b.Property<int>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("integer")
-                        .HasColumnName("id")
-                        .HasComment("用户主键");
-
-                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("timestamp with time zone")
-                        .HasColumnName("created-at")
-                        .HasComment("创建时间");
-
-                    b.Property<string>("Email")
-                        .HasMaxLength(200)
-                        .HasColumnType("character varying(200)")
-                        .HasColumnName("email")
-                        .HasComment("用户邮箱");
-
-                    b.Property<string>("Name")
-                        .HasMaxLength(100)
-                        .HasColumnType("character varying(100)")
-                        .HasColumnName("name")
-                        .HasComment("用户名称");
-
-                    b.Property<string>("PasswordHash")
-                        .HasMaxLength(200)
-                        .HasColumnType("character varying(200)")
-                        .HasColumnName("password-hash")
-                        .HasComment("密码哈希值");
-
-                    b.Property<string>("PhoneNumber")
-                        .HasMaxLength(50)
-                        .HasColumnType("character varying(50)")
-                        .HasColumnName("phone-number")
-                        .HasComment("电话号码");
-
-                    b.Property<DateTime>("UpdatedAt")
-                        .HasColumnType("timestamp with time zone")
-                        .HasColumnName("updated-at")
-                        .HasComment("更新时间");
-
-                    b.HasKey("Id")
-                        .HasName("pk-user");
-
-                    b.ToTable("user", t =>
-                        {
-                            t.HasComment("用户实体，演示数据库 CRUD 操作");
-                        });
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.WeatherForecastEntity", b =>
-                {
-                    b.Property<int>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("integer")
-                        .HasColumnName("id")
-                        .HasComment("天气预报主键");
-
-                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("timestamp with time zone")
-                        .HasColumnName("created-at")
-                        .HasComment("创建时间");
-
-                    b.Property<DateOnly>("Date")
-                        .HasColumnType("date")
-                        .HasColumnName("date")
-                        .HasComment("预报日期");
-
-                    b.Property<string>("Summary")
-                        .HasMaxLength(200)
-                        .HasColumnType("character varying(200)")
-                        .HasColumnName("summary")
-                        .HasComment("天气摘要");
-
-                    b.Property<int>("TemperatureC")
-                        .HasColumnType("integer")
-                        .HasColumnName("temperature-c")
-                        .HasComment("摄氏温度");
-
-                    b.Property<DateTime>("UpdatedAt")
-                        .HasColumnType("timestamp with time zone")
-                        .HasColumnName("updated-at")
-                        .HasComment("更新时间");
-
-                    b.HasKey("Id")
-                        .HasName("pk-weather-forecast");
-
-                    b.ToTable("weather-forecast", t =>
-                        {
-                            t.HasComment("天气预报数据实体");
-                        });
-                });
-#pragma warning restore 612, 618
-        }
-    }
-}

FileShare-EFCore/Migrations/PostgreSQL/20260520083254_AutoMigration_20260520163216.cs

@@ -1,30 +0,0 @@
-using Microsoft.EntityFrameworkCore.Migrations;
-
-#nullable disable
-
-namespace FileShare_EFCore.Migrations.PostgreSQL
-{
-    /// <inheritdoc />
-    public partial class AutoMigration_20260520163216 : Migration
-    {
-        /// <inheritdoc />
-        protected override void Up(MigrationBuilder migrationBuilder)
-        {
-            migrationBuilder.AddColumn<string>(
-                name: "password-hash",
-                table: "user",
-                type: "character varying(200)",
-                maxLength: 200,
-                nullable: true,
-                comment: "密码哈希值");
-        }
-
-        /// <inheritdoc />
-        protected override void Down(MigrationBuilder migrationBuilder)
-        {
-            migrationBuilder.DropColumn(
-                name: "password-hash",
-                table: "user");
-        }
-    }
-}

FileShare-EFCore/Migrations/PostgreSQL/20260522082843_AutoMigration_20260522162758.Designer.cs

@@ -1,383 +0,0 @@
-// <auto-generated />
-using System;
-using FileShare_EFCore.Database;
-using Microsoft.EntityFrameworkCore;
-using Microsoft.EntityFrameworkCore.Infrastructure;
-using Microsoft.EntityFrameworkCore.Migrations;
-using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
-using Npgsql.EntityFrameworkCore.PostgreSQL.Metadata;
-
-#nullable disable
-
-namespace FileShare_EFCore.Migrations.PostgreSQL
-{
-    [DbContext(typeof(PostgreSqlAppDataContext))]
-    [Migration("20260522082843_AutoMigration_20260522162758")]
-    partial class AutoMigration_20260522162758
-    {
-        /// <inheritdoc />
-        protected override void BuildTargetModel(ModelBuilder modelBuilder)
-        {
-#pragma warning disable 612, 618
-            modelBuilder
-                .HasAnnotation("ProductVersion", "10.0.7")
-                .HasAnnotation("Relational:MaxIdentifierLength", 63);
-
-            NpgsqlModelBuilderExtensions.UseIdentityByDefaultColumns(modelBuilder);
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ApiRefreshTokenEntity", b =>
-                {
-                    b.Property<long>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("bigint")
-                        .HasColumnName("id");
-
-                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<long>("Id"));
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("timestamp with time zone")
-                        .HasColumnName("created-at");
-
-                    b.Property<string>("Device")
-                        .HasMaxLength(200)
-                        .HasColumnType("character varying(200)")
-                        .HasColumnName("device");
-
-                    b.Property<DateTime>("ExpiresAt")
-                        .HasColumnType("timestamp with time zone")
-                        .HasColumnName("expires-at");
-
-                    b.Property<string>("IpAddress")
-                        .HasMaxLength(64)
-                        .HasColumnType("character varying(64)")
-                        .HasColumnName("ip-address");
-
-                    b.Property<string>("ReplacedByTokenHash")
-                        .HasMaxLength(128)
-                        .HasColumnType("character varying(128)")
-                        .HasColumnName("replaced-by-token-hash");
-
-                    b.Property<DateTime?>("RevokedAt")
-                        .HasColumnType("timestamp with time zone")
-                        .HasColumnName("revoked-at");
-
-                    b.Property<string>("TokenHash")
-                        .IsRequired()
-                        .HasMaxLength(128)
-                        .HasColumnType("character varying(128)")
-                        .HasColumnName("token-hash");
-
-                    b.Property<int>("UserId")
-                        .HasColumnType("integer")
-                        .HasColumnName("user-id");
-
-                    b.HasKey("Id")
-                        .HasName("pk-api-refresh-token");
-
-                    b.HasIndex("TokenHash")
-                        .IsUnique()
-                        .HasDatabaseName("idx-api-refresh-token-hash");
-
-                    b.HasIndex("UserId")
-                        .HasDatabaseName("idx-api-refresh-token-user-id");
-
-                    b.ToTable("api-refresh-token", t =>
-                        {
-                            t.HasComment("API refresh token");
-                        });
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ManagedFileRecord", b =>
-                {
-                    b.Property<int>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("integer")
-                        .HasColumnName("id");
-
-                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
-
-                    b.Property<string>("AbsolutePath")
-                        .IsRequired()
-                        .HasMaxLength(2048)
-                        .HasColumnType("character varying(2048)")
-                        .HasColumnName("absolute-path");
-
-                    b.Property<string>("ContentType")
-                        .IsRequired()
-                        .HasMaxLength(100)
-                        .HasColumnType("character varying(100)")
-                        .HasColumnName("content-type");
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("timestamp with time zone")
-                        .HasColumnName("created-at");
-
-                    b.Property<bool>("Exists")
-                        .HasColumnType("boolean")
-                        .HasColumnName("exists");
-
-                    b.Property<string>("Extension")
-                        .IsRequired()
-                        .HasMaxLength(32)
-                        .HasColumnType("character varying(32)")
-                        .HasColumnName("extension");
-
-                    b.Property<string>("FileName")
-                        .IsRequired()
-                        .HasMaxLength(260)
-                        .HasColumnType("character varying(260)")
-                        .HasColumnName("file-name");
-
-                    b.Property<DateTime?>("LastPlayedAt")
-                        .HasColumnType("timestamp with time zone")
-                        .HasColumnName("last-played-at");
-
-                    b.Property<DateTime>("LastSeenAt")
-                        .HasColumnType("timestamp with time zone")
-                        .HasColumnName("last-seen-at");
-
-                    b.Property<DateTime>("LastWriteTimeUtc")
-                        .HasColumnType("timestamp with time zone")
-                        .HasColumnName("last-write-time-utc");
-
-                    b.Property<int>("LibraryRootId")
-                        .HasColumnType("integer")
-                        .HasColumnName("library-root-id");
-
-                    b.Property<string>("MediaType")
-                        .IsRequired()
-                        .HasMaxLength(20)
-                        .HasColumnType("character varying(20)")
-                        .HasColumnName("media-type");
-
-                    b.Property<string>("RelativePath")
-                        .IsRequired()
-                        .HasMaxLength(1024)
-                        .HasColumnType("character varying(1024)")
-                        .HasColumnName("relative-path");
-
-                    b.Property<long>("SizeBytes")
-                        .HasColumnType("bigint")
-                        .HasColumnName("size-bytes");
-
-                    b.Property<string>("ThumbnailPath")
-                        .HasMaxLength(512)
-                        .HasColumnType("character varying(512)")
-                        .HasColumnName("thumbnail-path");
-
-                    b.Property<DateTime>("UpdatedAt")
-                        .HasColumnType("timestamp with time zone")
-                        .HasColumnName("updated-at");
-
-                    b.Property<double?>("VideoDuration")
-                        .HasColumnType("double precision")
-                        .HasColumnName("video-duration");
-
-                    b.HasKey("Id")
-                        .HasName("pk-managed-file-record");
-
-                    b.HasIndex("AbsolutePath")
-                        .IsUnique()
-                        .HasDatabaseName("idx-managed-file-record-absolute-path");
-
-                    b.HasIndex("LastPlayedAt")
-                        .HasDatabaseName("idx-managed-file-record-last-played-at");
-
-                    b.HasIndex("LibraryRootId")
-                        .HasDatabaseName("idx-managed-file-record-root-id");
-
-                    b.HasIndex("MediaType", "Exists")
-                        .HasDatabaseName("idx-managed-file-record-media-type-exists");
-
-                    b.ToTable("managed-file-record", t =>
-                        {
-                            t.HasComment("文件库文件记录");
-                        });
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ManagedLibraryRoot", b =>
-                {
-                    b.Property<int>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("integer")
-                        .HasColumnName("id");
-
-                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("timestamp with time zone")
-                        .HasColumnName("created-at");
-
-                    b.Property<string>("DisplayName")
-                        .IsRequired()
-                        .HasMaxLength(200)
-                        .HasColumnType("character varying(200)")
-                        .HasColumnName("display-name");
-
-                    b.Property<bool>("IsAvailable")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("boolean")
-                        .HasDefaultValue(true)
-                        .HasColumnName("is-available");
-
-                    b.Property<bool>("IsEnabled")
-                        .HasColumnType("boolean")
-                        .HasColumnName("is-enabled");
-
-                    b.Property<DateTime?>("LastScanCompletedAt")
-                        .HasColumnType("timestamp with time zone")
-                        .HasColumnName("last-scan-completed-at");
-
-                    b.Property<string>("LastScanError")
-                        .HasMaxLength(2000)
-                        .HasColumnType("character varying(2000)")
-                        .HasColumnName("last-scan-error");
-
-                    b.Property<DateTime?>("LastScanStartedAt")
-                        .HasColumnType("timestamp with time zone")
-                        .HasColumnName("last-scan-started-at");
-
-                    b.Property<string>("Path")
-                        .IsRequired()
-                        .HasMaxLength(1024)
-                        .HasColumnType("character varying(1024)")
-                        .HasColumnName("path");
-
-                    b.Property<int>("ScanIntervalMinutes")
-                        .HasColumnType("integer")
-                        .HasColumnName("scan-interval-minutes");
-
-                    b.Property<DateTime>("UpdatedAt")
-                        .HasColumnType("timestamp with time zone")
-                        .HasColumnName("updated-at");
-
-                    b.HasKey("Id")
-                        .HasName("pk-managed-library-root");
-
-                    b.HasIndex("Path")
-                        .IsUnique()
-                        .HasDatabaseName("idx-managed-library-root-path");
-
-                    b.ToTable("managed-library-root", t =>
-                        {
-                            t.HasComment("文件库根目录");
-                        });
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.UserEntity", b =>
-                {
-                    b.Property<int>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("integer")
-                        .HasColumnName("id")
-                        .HasComment("用户主键");
-
-                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("timestamp with time zone")
-                        .HasColumnName("created-at")
-                        .HasComment("创建时间");
-
-                    b.Property<string>("Email")
-                        .HasMaxLength(200)
-                        .HasColumnType("character varying(200)")
-                        .HasColumnName("email")
-                        .HasComment("用户邮箱");
-
-                    b.Property<string>("Name")
-                        .HasMaxLength(100)
-                        .HasColumnType("character varying(100)")
-                        .HasColumnName("name")
-                        .HasComment("用户名称");
-
-                    b.Property<string>("PasswordHash")
-                        .HasMaxLength(200)
-                        .HasColumnType("character varying(200)")
-                        .HasColumnName("password-hash")
-                        .HasComment("密码哈希值");
-
-                    b.Property<string>("PhoneNumber")
-                        .HasMaxLength(50)
-                        .HasColumnType("character varying(50)")
-                        .HasColumnName("phone-number")
-                        .HasComment("电话号码");
-
-                    b.Property<DateTime>("UpdatedAt")
-                        .HasColumnType("timestamp with time zone")
-                        .HasColumnName("updated-at")
-                        .HasComment("更新时间");
-
-                    b.HasKey("Id")
-                        .HasName("pk-user");
-
-                    b.ToTable("user", t =>
-                        {
-                            t.HasComment("用户实体，演示数据库 CRUD 操作");
-                        });
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.WeatherForecastEntity", b =>
-                {
-                    b.Property<int>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("integer")
-                        .HasColumnName("id")
-                        .HasComment("天气预报主键");
-
-                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("timestamp with time zone")
-                        .HasColumnName("created-at")
-                        .HasComment("创建时间");
-
-                    b.Property<DateOnly>("Date")
-                        .HasColumnType("date")
-                        .HasColumnName("date")
-                        .HasComment("预报日期");
-
-                    b.Property<string>("Summary")
-                        .HasMaxLength(200)
-                        .HasColumnType("character varying(200)")
-                        .HasColumnName("summary")
-                        .HasComment("天气摘要");
-
-                    b.Property<int>("TemperatureC")
-                        .HasColumnType("integer")
-                        .HasColumnName("temperature-c")
-                        .HasComment("摄氏温度");
-
-                    b.Property<DateTime>("UpdatedAt")
-                        .HasColumnType("timestamp with time zone")
-                        .HasColumnName("updated-at")
-                        .HasComment("更新时间");
-
-                    b.HasKey("Id")
-                        .HasName("pk-weather-forecast");
-
-                    b.ToTable("weather-forecast", t =>
-                        {
-                            t.HasComment("天气预报数据实体");
-                        });
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ManagedFileRecord", b =>
-                {
-                    b.HasOne("FileShare_EFCore.Models.ManagedLibraryRoot", "LibraryRoot")
-                        .WithMany("Files")
-                        .HasForeignKey("LibraryRootId")
-                        .OnDelete(DeleteBehavior.Cascade)
-                        .IsRequired();
-
-                    b.Navigation("LibraryRoot");
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ManagedLibraryRoot", b =>
-                {
-                    b.Navigation("Files");
-                });
-#pragma warning restore 612, 618
-        }
-    }
-}

FileShare-EFCore/Migrations/PostgreSQL/20260522082843_AutoMigration_20260522162758.cs

@@ -1,111 +0,0 @@
-using System;
-using Microsoft.EntityFrameworkCore.Migrations;
-using Npgsql.EntityFrameworkCore.PostgreSQL.Metadata;
-
-#nullable disable
-
-namespace FileShare_EFCore.Migrations.PostgreSQL
-{
-    /// <inheritdoc />
-    public partial class AutoMigration_20260522162758 : Migration
-    {
-        /// <inheritdoc />
-        protected override void Up(MigrationBuilder migrationBuilder)
-        {
-            migrationBuilder.CreateTable(
-                name: "managed-library-root",
-                columns: table => new
-                {
-                    id = table.Column<int>(type: "integer", nullable: false)
-                        .Annotation("Npgsql:ValueGenerationStrategy", NpgsqlValueGenerationStrategy.IdentityByDefaultColumn),
-                    path = table.Column<string>(type: "character varying(1024)", maxLength: 1024, nullable: false),
-                    displayname = table.Column<string>(name: "display-name", type: "character varying(200)", maxLength: 200, nullable: false),
-                    isenabled = table.Column<bool>(name: "is-enabled", type: "boolean", nullable: false),
-                    isavailable = table.Column<bool>(name: "is-available", type: "boolean", nullable: false, defaultValue: true),
-                    scanintervalminutes = table.Column<int>(name: "scan-interval-minutes", type: "integer", nullable: false),
-                    lastscanstartedat = table.Column<DateTime>(name: "last-scan-started-at", type: "timestamp with time zone", nullable: true),
-                    lastscancompletedat = table.Column<DateTime>(name: "last-scan-completed-at", type: "timestamp with time zone", nullable: true),
-                    lastscanerror = table.Column<string>(name: "last-scan-error", type: "character varying(2000)", maxLength: 2000, nullable: true),
-                    createdat = table.Column<DateTime>(name: "created-at", type: "timestamp with time zone", nullable: false),
-                    updatedat = table.Column<DateTime>(name: "updated-at", type: "timestamp with time zone", nullable: false)
-                },
-                constraints: table =>
-                {
-                    table.PrimaryKey("pk-managed-library-root", x => x.id);
-                },
-                comment: "文件库根目录");
-
-            migrationBuilder.CreateTable(
-                name: "managed-file-record",
-                columns: table => new
-                {
-                    id = table.Column<int>(type: "integer", nullable: false)
-                        .Annotation("Npgsql:ValueGenerationStrategy", NpgsqlValueGenerationStrategy.IdentityByDefaultColumn),
-                    libraryrootid = table.Column<int>(name: "library-root-id", type: "integer", nullable: false),
-                    filename = table.Column<string>(name: "file-name", type: "character varying(260)", maxLength: 260, nullable: false),
-                    relativepath = table.Column<string>(name: "relative-path", type: "character varying(1024)", maxLength: 1024, nullable: false),
-                    absolutepath = table.Column<string>(name: "absolute-path", type: "character varying(2048)", maxLength: 2048, nullable: false),
-                    extension = table.Column<string>(type: "character varying(32)", maxLength: 32, nullable: false),
-                    sizebytes = table.Column<long>(name: "size-bytes", type: "bigint", nullable: false),
-                    lastwritetimeutc = table.Column<DateTime>(name: "last-write-time-utc", type: "timestamp with time zone", nullable: false),
-                    mediatype = table.Column<string>(name: "media-type", type: "character varying(20)", maxLength: 20, nullable: false),
-                    contenttype = table.Column<string>(name: "content-type", type: "character varying(100)", maxLength: 100, nullable: false),
-                    exists = table.Column<bool>(type: "boolean", nullable: false),
-                    lastseenat = table.Column<DateTime>(name: "last-seen-at", type: "timestamp with time zone", nullable: false),
-                    thumbnailpath = table.Column<string>(name: "thumbnail-path", type: "character varying(512)", maxLength: 512, nullable: true),
-                    videoduration = table.Column<double>(name: "video-duration", type: "double precision", nullable: true),
-                    lastplayedat = table.Column<DateTime>(name: "last-played-at", type: "timestamp with time zone", nullable: true),
-                    createdat = table.Column<DateTime>(name: "created-at", type: "timestamp with time zone", nullable: false),
-                    updatedat = table.Column<DateTime>(name: "updated-at", type: "timestamp with time zone", nullable: false)
-                },
-                constraints: table =>
-                {
-                    table.PrimaryKey("pk-managed-file-record", x => x.id);
-                    table.ForeignKey(
-                        name: "FK_managed-file-record_managed-library-root_library-root-id",
-                        column: x => x.libraryrootid,
-                        principalTable: "managed-library-root",
-                        principalColumn: "id",
-                        onDelete: ReferentialAction.Cascade);
-                },
-                comment: "文件库文件记录");
-
-            migrationBuilder.CreateIndex(
-                name: "idx-managed-file-record-absolute-path",
-                table: "managed-file-record",
-                column: "absolute-path",
-                unique: true);
-
-            migrationBuilder.CreateIndex(
-                name: "idx-managed-file-record-last-played-at",
-                table: "managed-file-record",
-                column: "last-played-at");
-
-            migrationBuilder.CreateIndex(
-                name: "idx-managed-file-record-media-type-exists",
-                table: "managed-file-record",
-                columns: new[] { "media-type", "exists" });
-
-            migrationBuilder.CreateIndex(
-                name: "idx-managed-file-record-root-id",
-                table: "managed-file-record",
-                column: "library-root-id");
-
-            migrationBuilder.CreateIndex(
-                name: "idx-managed-library-root-path",
-                table: "managed-library-root",
-                column: "path",
-                unique: true);
-        }
-
-        /// <inheritdoc />
-        protected override void Down(MigrationBuilder migrationBuilder)
-        {
-            migrationBuilder.DropTable(
-                name: "managed-file-record");
-
-            migrationBuilder.DropTable(
-                name: "managed-library-root");
-        }
-    }
-}

FileShare-EFCore/Migrations/PostgreSQL/20260522084325_AddThumbnailMap.Designer.cs

@@ -1,459 +0,0 @@
-// <auto-generated />
-using System;
-using FileShare_EFCore.Database;
-using Microsoft.EntityFrameworkCore;
-using Microsoft.EntityFrameworkCore.Infrastructure;
-using Microsoft.EntityFrameworkCore.Migrations;
-using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
-using Npgsql.EntityFrameworkCore.PostgreSQL.Metadata;
-
-#nullable disable
-
-namespace FileShare_EFCore.Migrations.PostgreSQL
-{
-    [DbContext(typeof(PostgreSqlAppDataContext))]
-    [Migration("20260522084325_AddThumbnailMap")]
-    partial class AddThumbnailMap
-    {
-        /// <inheritdoc />
-        protected override void BuildTargetModel(ModelBuilder modelBuilder)
-        {
-#pragma warning disable 612, 618
-            modelBuilder
-                .HasAnnotation("ProductVersion", "10.0.7")
-                .HasAnnotation("Relational:MaxIdentifierLength", 63);
-
-            NpgsqlModelBuilderExtensions.UseIdentityByDefaultColumns(modelBuilder);
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ApiRefreshTokenEntity", b =>
-                {
-                    b.Property<long>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("bigint")
-                        .HasColumnName("id");
-
-                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<long>("Id"));
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("timestamp with time zone")
-                        .HasColumnName("created-at");
-
-                    b.Property<string>("Device")
-                        .HasMaxLength(200)
-                        .HasColumnType("character varying(200)")
-                        .HasColumnName("device");
-
-                    b.Property<DateTime>("ExpiresAt")
-                        .HasColumnType("timestamp with time zone")
-                        .HasColumnName("expires-at");
-
-                    b.Property<string>("IpAddress")
-                        .HasMaxLength(64)
-                        .HasColumnType("character varying(64)")
-                        .HasColumnName("ip-address");
-
-                    b.Property<string>("ReplacedByTokenHash")
-                        .HasMaxLength(128)
-                        .HasColumnType("character varying(128)")
-                        .HasColumnName("replaced-by-token-hash");
-
-                    b.Property<DateTime?>("RevokedAt")
-                        .HasColumnType("timestamp with time zone")
-                        .HasColumnName("revoked-at");
-
-                    b.Property<string>("TokenHash")
-                        .IsRequired()
-                        .HasMaxLength(128)
-                        .HasColumnType("character varying(128)")
-                        .HasColumnName("token-hash");
-
-                    b.Property<int>("UserId")
-                        .HasColumnType("integer")
-                        .HasColumnName("user-id");
-
-                    b.HasKey("Id")
-                        .HasName("pk-api-refresh-token");
-
-                    b.HasIndex("TokenHash")
-                        .IsUnique()
-                        .HasDatabaseName("idx-api-refresh-token-hash");
-
-                    b.HasIndex("UserId")
-                        .HasDatabaseName("idx-api-refresh-token-user-id");
-
-                    b.ToTable("api-refresh-token", t =>
-                        {
-                            t.HasComment("API refresh token");
-                        });
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ManagedFileRecord", b =>
-                {
-                    b.Property<int>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("integer")
-                        .HasColumnName("id");
-
-                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
-
-                    b.Property<string>("AbsolutePath")
-                        .IsRequired()
-                        .HasMaxLength(2048)
-                        .HasColumnType("character varying(2048)")
-                        .HasColumnName("absolute-path");
-
-                    b.Property<string>("ContentType")
-                        .IsRequired()
-                        .HasMaxLength(100)
-                        .HasColumnType("character varying(100)")
-                        .HasColumnName("content-type");
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("timestamp with time zone")
-                        .HasColumnName("created-at");
-
-                    b.Property<bool>("Exists")
-                        .HasColumnType("boolean")
-                        .HasColumnName("exists");
-
-                    b.Property<string>("Extension")
-                        .IsRequired()
-                        .HasMaxLength(32)
-                        .HasColumnType("character varying(32)")
-                        .HasColumnName("extension");
-
-                    b.Property<string>("FileName")
-                        .IsRequired()
-                        .HasMaxLength(260)
-                        .HasColumnType("character varying(260)")
-                        .HasColumnName("file-name");
-
-                    b.Property<DateTime?>("LastPlayedAt")
-                        .HasColumnType("timestamp with time zone")
-                        .HasColumnName("last-played-at");
-
-                    b.Property<DateTime>("LastSeenAt")
-                        .HasColumnType("timestamp with time zone")
-                        .HasColumnName("last-seen-at");
-
-                    b.Property<DateTime>("LastWriteTimeUtc")
-                        .HasColumnType("timestamp with time zone")
-                        .HasColumnName("last-write-time-utc");
-
-                    b.Property<int>("LibraryRootId")
-                        .HasColumnType("integer")
-                        .HasColumnName("library-root-id");
-
-                    b.Property<string>("MediaType")
-                        .IsRequired()
-                        .HasMaxLength(20)
-                        .HasColumnType("character varying(20)")
-                        .HasColumnName("media-type");
-
-                    b.Property<string>("RelativePath")
-                        .IsRequired()
-                        .HasMaxLength(1024)
-                        .HasColumnType("character varying(1024)")
-                        .HasColumnName("relative-path");
-
-                    b.Property<long>("SizeBytes")
-                        .HasColumnType("bigint")
-                        .HasColumnName("size-bytes");
-
-                    b.Property<int?>("ThumbnailId")
-                        .HasColumnType("integer")
-                        .HasColumnName("thumbnail-id");
-
-                    b.Property<DateTime>("UpdatedAt")
-                        .HasColumnType("timestamp with time zone")
-                        .HasColumnName("updated-at");
-
-                    b.Property<double?>("VideoDuration")
-                        .HasColumnType("double precision")
-                        .HasColumnName("video-duration");
-
-                    b.HasKey("Id")
-                        .HasName("pk-managed-file-record");
-
-                    b.HasIndex("AbsolutePath")
-                        .IsUnique()
-                        .HasDatabaseName("idx-managed-file-record-absolute-path");
-
-                    b.HasIndex("LastPlayedAt")
-                        .HasDatabaseName("idx-managed-file-record-last-played-at");
-
-                    b.HasIndex("LibraryRootId")
-                        .HasDatabaseName("idx-managed-file-record-root-id");
-
-                    b.HasIndex("ThumbnailId")
-                        .HasDatabaseName("idx-managed-file-record-thumbnail-id");
-
-                    b.HasIndex("MediaType", "Exists")
-                        .HasDatabaseName("idx-managed-file-record-media-type-exists");
-
-                    b.ToTable("managed-file-record", t =>
-                        {
-                            t.HasComment("文件库文件记录");
-                        });
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ManagedLibraryRoot", b =>
-                {
-                    b.Property<int>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("integer")
-                        .HasColumnName("id");
-
-                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("timestamp with time zone")
-                        .HasColumnName("created-at");
-
-                    b.Property<string>("DisplayName")
-                        .IsRequired()
-                        .HasMaxLength(200)
-                        .HasColumnType("character varying(200)")
-                        .HasColumnName("display-name");
-
-                    b.Property<bool>("IsAvailable")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("boolean")
-                        .HasDefaultValue(true)
-                        .HasColumnName("is-available");
-
-                    b.Property<bool>("IsEnabled")
-                        .HasColumnType("boolean")
-                        .HasColumnName("is-enabled");
-
-                    b.Property<DateTime?>("LastScanCompletedAt")
-                        .HasColumnType("timestamp with time zone")
-                        .HasColumnName("last-scan-completed-at");
-
-                    b.Property<string>("LastScanError")
-                        .HasMaxLength(2000)
-                        .HasColumnType("character varying(2000)")
-                        .HasColumnName("last-scan-error");
-
-                    b.Property<DateTime?>("LastScanStartedAt")
-                        .HasColumnType("timestamp with time zone")
-                        .HasColumnName("last-scan-started-at");
-
-                    b.Property<string>("Path")
-                        .IsRequired()
-                        .HasMaxLength(1024)
-                        .HasColumnType("character varying(1024)")
-                        .HasColumnName("path");
-
-                    b.Property<int>("ScanIntervalMinutes")
-                        .HasColumnType("integer")
-                        .HasColumnName("scan-interval-minutes");
-
-                    b.Property<DateTime>("UpdatedAt")
-                        .HasColumnType("timestamp with time zone")
-                        .HasColumnName("updated-at");
-
-                    b.HasKey("Id")
-                        .HasName("pk-managed-library-root");
-
-                    b.HasIndex("Path")
-                        .IsUnique()
-                        .HasDatabaseName("idx-managed-library-root-path");
-
-                    b.ToTable("managed-library-root", t =>
-                        {
-                            t.HasComment("文件库根目录");
-                        });
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ManagedThumbnailMap", b =>
-                {
-                    b.Property<int>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("integer")
-                        .HasColumnName("id");
-
-                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
-
-                    b.Property<string>("ContentType")
-                        .IsRequired()
-                        .HasMaxLength(100)
-                        .HasColumnType("character varying(100)")
-                        .HasColumnName("content-type");
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("timestamp with time zone")
-                        .HasColumnName("created-at");
-
-                    b.Property<int>("LibraryRootId")
-                        .HasColumnType("integer")
-                        .HasColumnName("library-root-id");
-
-                    b.Property<string>("RelativePath")
-                        .IsRequired()
-                        .HasMaxLength(1024)
-                        .HasColumnType("character varying(1024)")
-                        .HasColumnName("relative-path");
-
-                    b.Property<DateTime>("UpdatedAt")
-                        .HasColumnType("timestamp with time zone")
-                        .HasColumnName("updated-at");
-
-                    b.HasKey("Id")
-                        .HasName("pk-managed-thumbnail-map");
-
-                    b.HasIndex("LibraryRootId")
-                        .HasDatabaseName("idx-managed-thumbnail-map-root-id");
-
-                    b.HasIndex("RelativePath")
-                        .IsUnique()
-                        .HasDatabaseName("idx-managed-thumbnail-map-relative-path");
-
-                    b.ToTable("managed-thumbnail-map", t =>
-                        {
-                            t.HasComment("文件缩略图映射记录");
-                        });
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.UserEntity", b =>
-                {
-                    b.Property<int>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("integer")
-                        .HasColumnName("id")
-                        .HasComment("用户主键");
-
-                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("timestamp with time zone")
-                        .HasColumnName("created-at")
-                        .HasComment("创建时间");
-
-                    b.Property<string>("Email")
-                        .HasMaxLength(200)
-                        .HasColumnType("character varying(200)")
-                        .HasColumnName("email")
-                        .HasComment("用户邮箱");
-
-                    b.Property<string>("Name")
-                        .HasMaxLength(100)
-                        .HasColumnType("character varying(100)")
-                        .HasColumnName("name")
-                        .HasComment("用户名称");
-
-                    b.Property<string>("PasswordHash")
-                        .HasMaxLength(200)
-                        .HasColumnType("character varying(200)")
-                        .HasColumnName("password-hash")
-                        .HasComment("密码哈希值");
-
-                    b.Property<string>("PhoneNumber")
-                        .HasMaxLength(50)
-                        .HasColumnType("character varying(50)")
-                        .HasColumnName("phone-number")
-                        .HasComment("电话号码");
-
-                    b.Property<DateTime>("UpdatedAt")
-                        .HasColumnType("timestamp with time zone")
-                        .HasColumnName("updated-at")
-                        .HasComment("更新时间");
-
-                    b.HasKey("Id")
-                        .HasName("pk-user");
-
-                    b.ToTable("user", t =>
-                        {
-                            t.HasComment("用户实体，演示数据库 CRUD 操作");
-                        });
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.WeatherForecastEntity", b =>
-                {
-                    b.Property<int>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("integer")
-                        .HasColumnName("id")
-                        .HasComment("天气预报主键");
-
-                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("timestamp with time zone")
-                        .HasColumnName("created-at")
-                        .HasComment("创建时间");
-
-                    b.Property<DateOnly>("Date")
-                        .HasColumnType("date")
-                        .HasColumnName("date")
-                        .HasComment("预报日期");
-
-                    b.Property<string>("Summary")
-                        .HasMaxLength(200)
-                        .HasColumnType("character varying(200)")
-                        .HasColumnName("summary")
-                        .HasComment("天气摘要");
-
-                    b.Property<int>("TemperatureC")
-                        .HasColumnType("integer")
-                        .HasColumnName("temperature-c")
-                        .HasComment("摄氏温度");
-
-                    b.Property<DateTime>("UpdatedAt")
-                        .HasColumnType("timestamp with time zone")
-                        .HasColumnName("updated-at")
-                        .HasComment("更新时间");
-
-                    b.HasKey("Id")
-                        .HasName("pk-weather-forecast");
-
-                    b.ToTable("weather-forecast", t =>
-                        {
-                            t.HasComment("天气预报数据实体");
-                        });
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ManagedFileRecord", b =>
-                {
-                    b.HasOne("FileShare_EFCore.Models.ManagedLibraryRoot", "LibraryRoot")
-                        .WithMany("Files")
-                        .HasForeignKey("LibraryRootId")
-                        .OnDelete(DeleteBehavior.Cascade)
-                        .IsRequired();
-
-                    b.HasOne("FileShare_EFCore.Models.ManagedThumbnailMap", "Thumbnail")
-                        .WithMany("Files")
-                        .HasForeignKey("ThumbnailId")
-                        .OnDelete(DeleteBehavior.SetNull);
-
-                    b.Navigation("LibraryRoot");
-
-                    b.Navigation("Thumbnail");
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ManagedThumbnailMap", b =>
-                {
-                    b.HasOne("FileShare_EFCore.Models.ManagedLibraryRoot", "LibraryRoot")
-                        .WithMany("Thumbnails")
-                        .HasForeignKey("LibraryRootId")
-                        .OnDelete(DeleteBehavior.Cascade)
-                        .IsRequired();
-
-                    b.Navigation("LibraryRoot");
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ManagedLibraryRoot", b =>
-                {
-                    b.Navigation("Files");
-
-                    b.Navigation("Thumbnails");
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ManagedThumbnailMap", b =>
-                {
-                    b.Navigation("Files");
-                });
-#pragma warning restore 612, 618
-        }
-    }
-}

FileShare-EFCore/Migrations/PostgreSQL/20260522084325_AddThumbnailMap.cs

@@ -1,100 +0,0 @@
-using System;
-using Microsoft.EntityFrameworkCore.Migrations;
-using Npgsql.EntityFrameworkCore.PostgreSQL.Metadata;
-
-#nullable disable
-
-namespace FileShare_EFCore.Migrations.PostgreSQL
-{
-    /// <inheritdoc />
-    public partial class AddThumbnailMap : Migration
-    {
-        /// <inheritdoc />
-        protected override void Up(MigrationBuilder migrationBuilder)
-        {
-            migrationBuilder.DropColumn(
-                name: "thumbnail-path",
-                table: "managed-file-record");
-
-            migrationBuilder.AddColumn<int>(
-                name: "thumbnail-id",
-                table: "managed-file-record",
-                type: "integer",
-                nullable: true);
-
-            migrationBuilder.CreateTable(
-                name: "managed-thumbnail-map",
-                columns: table => new
-                {
-                    id = table.Column<int>(type: "integer", nullable: false)
-                        .Annotation("Npgsql:ValueGenerationStrategy", NpgsqlValueGenerationStrategy.IdentityByDefaultColumn),
-                    libraryrootid = table.Column<int>(name: "library-root-id", type: "integer", nullable: false),
-                    relativepath = table.Column<string>(name: "relative-path", type: "character varying(1024)", maxLength: 1024, nullable: false),
-                    contenttype = table.Column<string>(name: "content-type", type: "character varying(100)", maxLength: 100, nullable: false),
-                    createdat = table.Column<DateTime>(name: "created-at", type: "timestamp with time zone", nullable: false),
-                    updatedat = table.Column<DateTime>(name: "updated-at", type: "timestamp with time zone", nullable: false)
-                },
-                constraints: table =>
-                {
-                    table.PrimaryKey("pk-managed-thumbnail-map", x => x.id);
-                    table.ForeignKey(
-                        name: "FK_managed-thumbnail-map_managed-library-root_library-root-id",
-                        column: x => x.libraryrootid,
-                        principalTable: "managed-library-root",
-                        principalColumn: "id",
-                        onDelete: ReferentialAction.Cascade);
-                },
-                comment: "文件缩略图映射记录");
-
-            migrationBuilder.CreateIndex(
-                name: "idx-managed-file-record-thumbnail-id",
-                table: "managed-file-record",
-                column: "thumbnail-id");
-
-            migrationBuilder.CreateIndex(
-                name: "idx-managed-thumbnail-map-relative-path",
-                table: "managed-thumbnail-map",
-                column: "relative-path",
-                unique: true);
-
-            migrationBuilder.CreateIndex(
-                name: "idx-managed-thumbnail-map-root-id",
-                table: "managed-thumbnail-map",
-                column: "library-root-id");
-
-            migrationBuilder.AddForeignKey(
-                name: "FK_managed-file-record_managed-thumbnail-map_thumbnail-id",
-                table: "managed-file-record",
-                column: "thumbnail-id",
-                principalTable: "managed-thumbnail-map",
-                principalColumn: "id",
-                onDelete: ReferentialAction.SetNull);
-        }
-
-        /// <inheritdoc />
-        protected override void Down(MigrationBuilder migrationBuilder)
-        {
-            migrationBuilder.DropForeignKey(
-                name: "FK_managed-file-record_managed-thumbnail-map_thumbnail-id",
-                table: "managed-file-record");
-
-            migrationBuilder.DropTable(
-                name: "managed-thumbnail-map");
-
-            migrationBuilder.DropIndex(
-                name: "idx-managed-file-record-thumbnail-id",
-                table: "managed-file-record");
-
-            migrationBuilder.DropColumn(
-                name: "thumbnail-id",
-                table: "managed-file-record");
-
-            migrationBuilder.AddColumn<string>(
-                name: "thumbnail-path",
-                table: "managed-file-record",
-                type: "character varying(512)",
-                maxLength: 512,
-                nullable: true);
-        }
-    }
-}

FileShare-EFCore/Migrations/PostgreSQL/20260522092330_AddPlaybackPosition.Designer.cs

@@ -1,463 +0,0 @@
-// <auto-generated />
-using System;
-using FileShare_EFCore.Database;
-using Microsoft.EntityFrameworkCore;
-using Microsoft.EntityFrameworkCore.Infrastructure;
-using Microsoft.EntityFrameworkCore.Migrations;
-using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
-using Npgsql.EntityFrameworkCore.PostgreSQL.Metadata;
-
-#nullable disable
-
-namespace FileShare_EFCore.Migrations.PostgreSQL
-{
-    [DbContext(typeof(PostgreSqlAppDataContext))]
-    [Migration("20260522092330_AddPlaybackPosition")]
-    partial class AddPlaybackPosition
-    {
-        /// <inheritdoc />
-        protected override void BuildTargetModel(ModelBuilder modelBuilder)
-        {
-#pragma warning disable 612, 618
-            modelBuilder
-                .HasAnnotation("ProductVersion", "10.0.7")
-                .HasAnnotation("Relational:MaxIdentifierLength", 63);
-
-            NpgsqlModelBuilderExtensions.UseIdentityByDefaultColumns(modelBuilder);
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ApiRefreshTokenEntity", b =>
-                {
-                    b.Property<long>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("bigint")
-                        .HasColumnName("id");
-
-                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<long>("Id"));
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("timestamp with time zone")
-                        .HasColumnName("created-at");
-
-                    b.Property<string>("Device")
-                        .HasMaxLength(200)
-                        .HasColumnType("character varying(200)")
-                        .HasColumnName("device");
-
-                    b.Property<DateTime>("ExpiresAt")
-                        .HasColumnType("timestamp with time zone")
-                        .HasColumnName("expires-at");
-
-                    b.Property<string>("IpAddress")
-                        .HasMaxLength(64)
-                        .HasColumnType("character varying(64)")
-                        .HasColumnName("ip-address");
-
-                    b.Property<string>("ReplacedByTokenHash")
-                        .HasMaxLength(128)
-                        .HasColumnType("character varying(128)")
-                        .HasColumnName("replaced-by-token-hash");
-
-                    b.Property<DateTime?>("RevokedAt")
-                        .HasColumnType("timestamp with time zone")
-                        .HasColumnName("revoked-at");
-
-                    b.Property<string>("TokenHash")
-                        .IsRequired()
-                        .HasMaxLength(128)
-                        .HasColumnType("character varying(128)")
-                        .HasColumnName("token-hash");
-
-                    b.Property<int>("UserId")
-                        .HasColumnType("integer")
-                        .HasColumnName("user-id");
-
-                    b.HasKey("Id")
-                        .HasName("pk-api-refresh-token");
-
-                    b.HasIndex("TokenHash")
-                        .IsUnique()
-                        .HasDatabaseName("idx-api-refresh-token-hash");
-
-                    b.HasIndex("UserId")
-                        .HasDatabaseName("idx-api-refresh-token-user-id");
-
-                    b.ToTable("api-refresh-token", t =>
-                        {
-                            t.HasComment("API refresh token");
-                        });
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ManagedFileRecord", b =>
-                {
-                    b.Property<int>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("integer")
-                        .HasColumnName("id");
-
-                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
-
-                    b.Property<string>("AbsolutePath")
-                        .IsRequired()
-                        .HasMaxLength(2048)
-                        .HasColumnType("character varying(2048)")
-                        .HasColumnName("absolute-path");
-
-                    b.Property<string>("ContentType")
-                        .IsRequired()
-                        .HasMaxLength(100)
-                        .HasColumnType("character varying(100)")
-                        .HasColumnName("content-type");
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("timestamp with time zone")
-                        .HasColumnName("created-at");
-
-                    b.Property<bool>("Exists")
-                        .HasColumnType("boolean")
-                        .HasColumnName("exists");
-
-                    b.Property<string>("Extension")
-                        .IsRequired()
-                        .HasMaxLength(32)
-                        .HasColumnType("character varying(32)")
-                        .HasColumnName("extension");
-
-                    b.Property<string>("FileName")
-                        .IsRequired()
-                        .HasMaxLength(260)
-                        .HasColumnType("character varying(260)")
-                        .HasColumnName("file-name");
-
-                    b.Property<DateTime?>("LastPlayedAt")
-                        .HasColumnType("timestamp with time zone")
-                        .HasColumnName("last-played-at");
-
-                    b.Property<DateTime>("LastSeenAt")
-                        .HasColumnType("timestamp with time zone")
-                        .HasColumnName("last-seen-at");
-
-                    b.Property<DateTime>("LastWriteTimeUtc")
-                        .HasColumnType("timestamp with time zone")
-                        .HasColumnName("last-write-time-utc");
-
-                    b.Property<int>("LibraryRootId")
-                        .HasColumnType("integer")
-                        .HasColumnName("library-root-id");
-
-                    b.Property<string>("MediaType")
-                        .IsRequired()
-                        .HasMaxLength(20)
-                        .HasColumnType("character varying(20)")
-                        .HasColumnName("media-type");
-
-                    b.Property<double?>("PlaybackPosition")
-                        .HasColumnType("double precision")
-                        .HasColumnName("playback-position");
-
-                    b.Property<string>("RelativePath")
-                        .IsRequired()
-                        .HasMaxLength(1024)
-                        .HasColumnType("character varying(1024)")
-                        .HasColumnName("relative-path");
-
-                    b.Property<long>("SizeBytes")
-                        .HasColumnType("bigint")
-                        .HasColumnName("size-bytes");
-
-                    b.Property<int?>("ThumbnailId")
-                        .HasColumnType("integer")
-                        .HasColumnName("thumbnail-id");
-
-                    b.Property<DateTime>("UpdatedAt")
-                        .HasColumnType("timestamp with time zone")
-                        .HasColumnName("updated-at");
-
-                    b.Property<double?>("VideoDuration")
-                        .HasColumnType("double precision")
-                        .HasColumnName("video-duration");
-
-                    b.HasKey("Id")
-                        .HasName("pk-managed-file-record");
-
-                    b.HasIndex("AbsolutePath")
-                        .IsUnique()
-                        .HasDatabaseName("idx-managed-file-record-absolute-path");
-
-                    b.HasIndex("LastPlayedAt")
-                        .HasDatabaseName("idx-managed-file-record-last-played-at");
-
-                    b.HasIndex("LibraryRootId")
-                        .HasDatabaseName("idx-managed-file-record-root-id");
-
-                    b.HasIndex("ThumbnailId")
-                        .HasDatabaseName("idx-managed-file-record-thumbnail-id");
-
-                    b.HasIndex("MediaType", "Exists")
-                        .HasDatabaseName("idx-managed-file-record-media-type-exists");
-
-                    b.ToTable("managed-file-record", t =>
-                        {
-                            t.HasComment("文件库文件记录");
-                        });
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ManagedLibraryRoot", b =>
-                {
-                    b.Property<int>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("integer")
-                        .HasColumnName("id");
-
-                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("timestamp with time zone")
-                        .HasColumnName("created-at");
-
-                    b.Property<string>("DisplayName")
-                        .IsRequired()
-                        .HasMaxLength(200)
-                        .HasColumnType("character varying(200)")
-                        .HasColumnName("display-name");
-
-                    b.Property<bool>("IsAvailable")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("boolean")
-                        .HasDefaultValue(true)
-                        .HasColumnName("is-available");
-
-                    b.Property<bool>("IsEnabled")
-                        .HasColumnType("boolean")
-                        .HasColumnName("is-enabled");
-
-                    b.Property<DateTime?>("LastScanCompletedAt")
-                        .HasColumnType("timestamp with time zone")
-                        .HasColumnName("last-scan-completed-at");
-
-                    b.Property<string>("LastScanError")
-                        .HasMaxLength(2000)
-                        .HasColumnType("character varying(2000)")
-                        .HasColumnName("last-scan-error");
-
-                    b.Property<DateTime?>("LastScanStartedAt")
-                        .HasColumnType("timestamp with time zone")
-                        .HasColumnName("last-scan-started-at");
-
-                    b.Property<string>("Path")
-                        .IsRequired()
-                        .HasMaxLength(1024)
-                        .HasColumnType("character varying(1024)")
-                        .HasColumnName("path");
-
-                    b.Property<int>("ScanIntervalMinutes")
-                        .HasColumnType("integer")
-                        .HasColumnName("scan-interval-minutes");
-
-                    b.Property<DateTime>("UpdatedAt")
-                        .HasColumnType("timestamp with time zone")
-                        .HasColumnName("updated-at");
-
-                    b.HasKey("Id")
-                        .HasName("pk-managed-library-root");
-
-                    b.HasIndex("Path")
-                        .IsUnique()
-                        .HasDatabaseName("idx-managed-library-root-path");
-
-                    b.ToTable("managed-library-root", t =>
-                        {
-                            t.HasComment("文件库根目录");
-                        });
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ManagedThumbnailMap", b =>
-                {
-                    b.Property<int>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("integer")
-                        .HasColumnName("id");
-
-                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
-
-                    b.Property<string>("ContentType")
-                        .IsRequired()
-                        .HasMaxLength(100)
-                        .HasColumnType("character varying(100)")
-                        .HasColumnName("content-type");
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("timestamp with time zone")
-                        .HasColumnName("created-at");
-
-                    b.Property<int>("LibraryRootId")
-                        .HasColumnType("integer")
-                        .HasColumnName("library-root-id");
-
-                    b.Property<string>("RelativePath")
-                        .IsRequired()
-                        .HasMaxLength(1024)
-                        .HasColumnType("character varying(1024)")
-                        .HasColumnName("relative-path");
-
-                    b.Property<DateTime>("UpdatedAt")
-                        .HasColumnType("timestamp with time zone")
-                        .HasColumnName("updated-at");
-
-                    b.HasKey("Id")
-                        .HasName("pk-managed-thumbnail-map");
-
-                    b.HasIndex("LibraryRootId")
-                        .HasDatabaseName("idx-managed-thumbnail-map-root-id");
-
-                    b.HasIndex("RelativePath")
-                        .IsUnique()
-                        .HasDatabaseName("idx-managed-thumbnail-map-relative-path");
-
-                    b.ToTable("managed-thumbnail-map", t =>
-                        {
-                            t.HasComment("文件缩略图映射记录");
-                        });
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.UserEntity", b =>
-                {
-                    b.Property<int>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("integer")
-                        .HasColumnName("id")
-                        .HasComment("用户主键");
-
-                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("timestamp with time zone")
-                        .HasColumnName("created-at")
-                        .HasComment("创建时间");
-
-                    b.Property<string>("Email")
-                        .HasMaxLength(200)
-                        .HasColumnType("character varying(200)")
-                        .HasColumnName("email")
-                        .HasComment("用户邮箱");
-
-                    b.Property<string>("Name")
-                        .HasMaxLength(100)
-                        .HasColumnType("character varying(100)")
-                        .HasColumnName("name")
-                        .HasComment("用户名称");
-
-                    b.Property<string>("PasswordHash")
-                        .HasMaxLength(200)
-                        .HasColumnType("character varying(200)")
-                        .HasColumnName("password-hash")
-                        .HasComment("密码哈希值");
-
-                    b.Property<string>("PhoneNumber")
-                        .HasMaxLength(50)
-                        .HasColumnType("character varying(50)")
-                        .HasColumnName("phone-number")
-                        .HasComment("电话号码");
-
-                    b.Property<DateTime>("UpdatedAt")
-                        .HasColumnType("timestamp with time zone")
-                        .HasColumnName("updated-at")
-                        .HasComment("更新时间");
-
-                    b.HasKey("Id")
-                        .HasName("pk-user");
-
-                    b.ToTable("user", t =>
-                        {
-                            t.HasComment("用户实体，演示数据库 CRUD 操作");
-                        });
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.WeatherForecastEntity", b =>
-                {
-                    b.Property<int>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("integer")
-                        .HasColumnName("id")
-                        .HasComment("天气预报主键");
-
-                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("timestamp with time zone")
-                        .HasColumnName("created-at")
-                        .HasComment("创建时间");
-
-                    b.Property<DateOnly>("Date")
-                        .HasColumnType("date")
-                        .HasColumnName("date")
-                        .HasComment("预报日期");
-
-                    b.Property<string>("Summary")
-                        .HasMaxLength(200)
-                        .HasColumnType("character varying(200)")
-                        .HasColumnName("summary")
-                        .HasComment("天气摘要");
-
-                    b.Property<int>("TemperatureC")
-                        .HasColumnType("integer")
-                        .HasColumnName("temperature-c")
-                        .HasComment("摄氏温度");
-
-                    b.Property<DateTime>("UpdatedAt")
-                        .HasColumnType("timestamp with time zone")
-                        .HasColumnName("updated-at")
-                        .HasComment("更新时间");
-
-                    b.HasKey("Id")
-                        .HasName("pk-weather-forecast");
-
-                    b.ToTable("weather-forecast", t =>
-                        {
-                            t.HasComment("天气预报数据实体");
-                        });
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ManagedFileRecord", b =>
-                {
-                    b.HasOne("FileShare_EFCore.Models.ManagedLibraryRoot", "LibraryRoot")
-                        .WithMany("Files")
-                        .HasForeignKey("LibraryRootId")
-                        .OnDelete(DeleteBehavior.Cascade)
-                        .IsRequired();
-
-                    b.HasOne("FileShare_EFCore.Models.ManagedThumbnailMap", "Thumbnail")
-                        .WithMany("Files")
-                        .HasForeignKey("ThumbnailId")
-                        .OnDelete(DeleteBehavior.SetNull);
-
-                    b.Navigation("LibraryRoot");
-
-                    b.Navigation("Thumbnail");
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ManagedThumbnailMap", b =>
-                {
-                    b.HasOne("FileShare_EFCore.Models.ManagedLibraryRoot", "LibraryRoot")
-                        .WithMany("Thumbnails")
-                        .HasForeignKey("LibraryRootId")
-                        .OnDelete(DeleteBehavior.Cascade)
-                        .IsRequired();
-
-                    b.Navigation("LibraryRoot");
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ManagedLibraryRoot", b =>
-                {
-                    b.Navigation("Files");
-
-                    b.Navigation("Thumbnails");
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ManagedThumbnailMap", b =>
-                {
-                    b.Navigation("Files");
-                });
-#pragma warning restore 612, 618
-        }
-    }
-}

FileShare-EFCore/Migrations/PostgreSQL/20260522092330_AddPlaybackPosition.cs

@@ -1,28 +0,0 @@
-using Microsoft.EntityFrameworkCore.Migrations;
-
-#nullable disable
-
-namespace FileShare_EFCore.Migrations.PostgreSQL
-{
-    /// <inheritdoc />
-    public partial class AddPlaybackPosition : Migration
-    {
-        /// <inheritdoc />
-        protected override void Up(MigrationBuilder migrationBuilder)
-        {
-            migrationBuilder.AddColumn<double>(
-                name: "playback-position",
-                table: "managed-file-record",
-                type: "double precision",
-                nullable: true);
-        }
-
-        /// <inheritdoc />
-        protected override void Down(MigrationBuilder migrationBuilder)
-        {
-            migrationBuilder.DropColumn(
-                name: "playback-position",
-                table: "managed-file-record");
-        }
-    }
-}

FileShare-EFCore/Migrations/PostgreSQL/20260523023643_AutoMigration_20260523103531.Designer.cs

@@ -1,470 +0,0 @@
-// <auto-generated />
-using System;
-using FileShare_EFCore.Database;
-using Microsoft.EntityFrameworkCore;
-using Microsoft.EntityFrameworkCore.Infrastructure;
-using Microsoft.EntityFrameworkCore.Migrations;
-using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
-using Npgsql.EntityFrameworkCore.PostgreSQL.Metadata;
-
-#nullable disable
-
-namespace FileShare_EFCore.Migrations.PostgreSQL
-{
-    [DbContext(typeof(PostgreSqlAppDataContext))]
-    [Migration("20260523023643_AutoMigration_20260523103531")]
-    partial class AutoMigration_20260523103531
-    {
-        /// <inheritdoc />
-        protected override void BuildTargetModel(ModelBuilder modelBuilder)
-        {
-#pragma warning disable 612, 618
-            modelBuilder
-                .HasAnnotation("ProductVersion", "10.0.7")
-                .HasAnnotation("Relational:MaxIdentifierLength", 63);
-
-            NpgsqlModelBuilderExtensions.UseIdentityByDefaultColumns(modelBuilder);
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ApiRefreshTokenEntity", b =>
-                {
-                    b.Property<long>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("bigint")
-                        .HasColumnName("id");
-
-                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<long>("Id"));
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("timestamp with time zone")
-                        .HasColumnName("created-at");
-
-                    b.Property<string>("Device")
-                        .HasMaxLength(200)
-                        .HasColumnType("character varying(200)")
-                        .HasColumnName("device");
-
-                    b.Property<DateTime>("ExpiresAt")
-                        .HasColumnType("timestamp with time zone")
-                        .HasColumnName("expires-at");
-
-                    b.Property<string>("IpAddress")
-                        .HasMaxLength(64)
-                        .HasColumnType("character varying(64)")
-                        .HasColumnName("ip-address");
-
-                    b.Property<string>("ReplacedByTokenHash")
-                        .HasMaxLength(128)
-                        .HasColumnType("character varying(128)")
-                        .HasColumnName("replaced-by-token-hash");
-
-                    b.Property<DateTime?>("RevokedAt")
-                        .HasColumnType("timestamp with time zone")
-                        .HasColumnName("revoked-at");
-
-                    b.Property<string>("TokenHash")
-                        .IsRequired()
-                        .HasMaxLength(128)
-                        .HasColumnType("character varying(128)")
-                        .HasColumnName("token-hash");
-
-                    b.Property<int>("UserId")
-                        .HasColumnType("integer")
-                        .HasColumnName("user-id");
-
-                    b.HasKey("Id")
-                        .HasName("pk-api-refresh-token");
-
-                    b.HasIndex("TokenHash")
-                        .IsUnique()
-                        .HasDatabaseName("idx-api-refresh-token-hash");
-
-                    b.HasIndex("UserId")
-                        .HasDatabaseName("idx-api-refresh-token-user-id");
-
-                    b.ToTable("api-refresh-token", t =>
-                        {
-                            t.HasComment("API refresh token");
-                        });
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ManagedFileRecord", b =>
-                {
-                    b.Property<int>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("integer")
-                        .HasColumnName("id");
-
-                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
-
-                    b.Property<string>("AbsolutePath")
-                        .IsRequired()
-                        .HasMaxLength(2048)
-                        .HasColumnType("character varying(2048)")
-                        .HasColumnName("absolute-path");
-
-                    b.Property<string>("ContentType")
-                        .IsRequired()
-                        .HasMaxLength(100)
-                        .HasColumnType("character varying(100)")
-                        .HasColumnName("content-type");
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("timestamp with time zone")
-                        .HasColumnName("created-at");
-
-                    b.Property<bool>("Exists")
-                        .HasColumnType("boolean")
-                        .HasColumnName("exists");
-
-                    b.Property<string>("Extension")
-                        .IsRequired()
-                        .HasMaxLength(32)
-                        .HasColumnType("character varying(32)")
-                        .HasColumnName("extension");
-
-                    b.Property<DateTime?>("FileCreationTimeUtc")
-                        .HasColumnType("timestamp with time zone")
-                        .HasColumnName("file-creation-time-utc");
-
-                    b.Property<string>("FileName")
-                        .IsRequired()
-                        .HasMaxLength(260)
-                        .HasColumnType("character varying(260)")
-                        .HasColumnName("file-name");
-
-                    b.Property<DateTime?>("LastPlayedAt")
-                        .HasColumnType("timestamp with time zone")
-                        .HasColumnName("last-played-at");
-
-                    b.Property<DateTime>("LastSeenAt")
-                        .HasColumnType("timestamp with time zone")
-                        .HasColumnName("last-seen-at");
-
-                    b.Property<DateTime>("LastWriteTimeUtc")
-                        .HasColumnType("timestamp with time zone")
-                        .HasColumnName("last-write-time-utc");
-
-                    b.Property<int>("LibraryRootId")
-                        .HasColumnType("integer")
-                        .HasColumnName("library-root-id");
-
-                    b.Property<string>("MediaType")
-                        .IsRequired()
-                        .HasMaxLength(20)
-                        .HasColumnType("character varying(20)")
-                        .HasColumnName("media-type");
-
-                    b.Property<double?>("PlaybackPosition")
-                        .HasColumnType("double precision")
-                        .HasColumnName("playback-position");
-
-                    b.Property<string>("RelativePath")
-                        .IsRequired()
-                        .HasMaxLength(1024)
-                        .HasColumnType("character varying(1024)")
-                        .HasColumnName("relative-path");
-
-                    b.Property<long>("SizeBytes")
-                        .HasColumnType("bigint")
-                        .HasColumnName("size-bytes");
-
-                    b.Property<int?>("ThumbnailId")
-                        .HasColumnType("integer")
-                        .HasColumnName("thumbnail-id");
-
-                    b.Property<DateTime>("UpdatedAt")
-                        .HasColumnType("timestamp with time zone")
-                        .HasColumnName("updated-at");
-
-                    b.Property<double?>("VideoDuration")
-                        .HasColumnType("double precision")
-                        .HasColumnName("video-duration");
-
-                    b.HasKey("Id")
-                        .HasName("pk-managed-file-record");
-
-                    b.HasIndex("AbsolutePath")
-                        .IsUnique()
-                        .HasDatabaseName("idx-managed-file-record-absolute-path");
-
-                    b.HasIndex("FileCreationTimeUtc")
-                        .HasDatabaseName("idx-managed-file-record-file-creation-time");
-
-                    b.HasIndex("LastPlayedAt")
-                        .HasDatabaseName("idx-managed-file-record-last-played-at");
-
-                    b.HasIndex("LibraryRootId")
-                        .HasDatabaseName("idx-managed-file-record-root-id");
-
-                    b.HasIndex("ThumbnailId")
-                        .HasDatabaseName("idx-managed-file-record-thumbnail-id");
-
-                    b.HasIndex("MediaType", "Exists")
-                        .HasDatabaseName("idx-managed-file-record-media-type-exists");
-
-                    b.ToTable("managed-file-record", t =>
-                        {
-                            t.HasComment("文件库文件记录");
-                        });
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ManagedLibraryRoot", b =>
-                {
-                    b.Property<int>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("integer")
-                        .HasColumnName("id");
-
-                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("timestamp with time zone")
-                        .HasColumnName("created-at");
-
-                    b.Property<string>("DisplayName")
-                        .IsRequired()
-                        .HasMaxLength(200)
-                        .HasColumnType("character varying(200)")
-                        .HasColumnName("display-name");
-
-                    b.Property<bool>("IsAvailable")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("boolean")
-                        .HasDefaultValue(true)
-                        .HasColumnName("is-available");
-
-                    b.Property<bool>("IsEnabled")
-                        .HasColumnType("boolean")
-                        .HasColumnName("is-enabled");
-
-                    b.Property<DateTime?>("LastScanCompletedAt")
-                        .HasColumnType("timestamp with time zone")
-                        .HasColumnName("last-scan-completed-at");
-
-                    b.Property<string>("LastScanError")
-                        .HasMaxLength(2000)
-                        .HasColumnType("character varying(2000)")
-                        .HasColumnName("last-scan-error");
-
-                    b.Property<DateTime?>("LastScanStartedAt")
-                        .HasColumnType("timestamp with time zone")
-                        .HasColumnName("last-scan-started-at");
-
-                    b.Property<string>("Path")
-                        .IsRequired()
-                        .HasMaxLength(1024)
-                        .HasColumnType("character varying(1024)")
-                        .HasColumnName("path");
-
-                    b.Property<int>("ScanIntervalMinutes")
-                        .HasColumnType("integer")
-                        .HasColumnName("scan-interval-minutes");
-
-                    b.Property<DateTime>("UpdatedAt")
-                        .HasColumnType("timestamp with time zone")
-                        .HasColumnName("updated-at");
-
-                    b.HasKey("Id")
-                        .HasName("pk-managed-library-root");
-
-                    b.HasIndex("Path")
-                        .IsUnique()
-                        .HasDatabaseName("idx-managed-library-root-path");
-
-                    b.ToTable("managed-library-root", t =>
-                        {
-                            t.HasComment("文件库根目录");
-                        });
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ManagedThumbnailMap", b =>
-                {
-                    b.Property<int>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("integer")
-                        .HasColumnName("id");
-
-                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
-
-                    b.Property<string>("ContentType")
-                        .IsRequired()
-                        .HasMaxLength(100)
-                        .HasColumnType("character varying(100)")
-                        .HasColumnName("content-type");
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("timestamp with time zone")
-                        .HasColumnName("created-at");
-
-                    b.Property<int>("LibraryRootId")
-                        .HasColumnType("integer")
-                        .HasColumnName("library-root-id");
-
-                    b.Property<string>("RelativePath")
-                        .IsRequired()
-                        .HasMaxLength(1024)
-                        .HasColumnType("character varying(1024)")
-                        .HasColumnName("relative-path");
-
-                    b.Property<DateTime>("UpdatedAt")
-                        .HasColumnType("timestamp with time zone")
-                        .HasColumnName("updated-at");
-
-                    b.HasKey("Id")
-                        .HasName("pk-managed-thumbnail-map");
-
-                    b.HasIndex("LibraryRootId")
-                        .HasDatabaseName("idx-managed-thumbnail-map-root-id");
-
-                    b.HasIndex("RelativePath")
-                        .IsUnique()
-                        .HasDatabaseName("idx-managed-thumbnail-map-relative-path");
-
-                    b.ToTable("managed-thumbnail-map", t =>
-                        {
-                            t.HasComment("文件缩略图映射记录");
-                        });
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.UserEntity", b =>
-                {
-                    b.Property<int>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("integer")
-                        .HasColumnName("id")
-                        .HasComment("用户主键");
-
-                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("timestamp with time zone")
-                        .HasColumnName("created-at")
-                        .HasComment("创建时间");
-
-                    b.Property<string>("Email")
-                        .HasMaxLength(200)
-                        .HasColumnType("character varying(200)")
-                        .HasColumnName("email")
-                        .HasComment("用户邮箱");
-
-                    b.Property<string>("Name")
-                        .HasMaxLength(100)
-                        .HasColumnType("character varying(100)")
-                        .HasColumnName("name")
-                        .HasComment("用户名称");
-
-                    b.Property<string>("PasswordHash")
-                        .HasMaxLength(200)
-                        .HasColumnType("character varying(200)")
-                        .HasColumnName("password-hash")
-                        .HasComment("密码哈希值");
-
-                    b.Property<string>("PhoneNumber")
-                        .HasMaxLength(50)
-                        .HasColumnType("character varying(50)")
-                        .HasColumnName("phone-number")
-                        .HasComment("电话号码");
-
-                    b.Property<DateTime>("UpdatedAt")
-                        .HasColumnType("timestamp with time zone")
-                        .HasColumnName("updated-at")
-                        .HasComment("更新时间");
-
-                    b.HasKey("Id")
-                        .HasName("pk-user");
-
-                    b.ToTable("user", t =>
-                        {
-                            t.HasComment("用户实体，演示数据库 CRUD 操作");
-                        });
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.WeatherForecastEntity", b =>
-                {
-                    b.Property<int>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("integer")
-                        .HasColumnName("id")
-                        .HasComment("天气预报主键");
-
-                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("timestamp with time zone")
-                        .HasColumnName("created-at")
-                        .HasComment("创建时间");
-
-                    b.Property<DateOnly>("Date")
-                        .HasColumnType("date")
-                        .HasColumnName("date")
-                        .HasComment("预报日期");
-
-                    b.Property<string>("Summary")
-                        .HasMaxLength(200)
-                        .HasColumnType("character varying(200)")
-                        .HasColumnName("summary")
-                        .HasComment("天气摘要");
-
-                    b.Property<int>("TemperatureC")
-                        .HasColumnType("integer")
-                        .HasColumnName("temperature-c")
-                        .HasComment("摄氏温度");
-
-                    b.Property<DateTime>("UpdatedAt")
-                        .HasColumnType("timestamp with time zone")
-                        .HasColumnName("updated-at")
-                        .HasComment("更新时间");
-
-                    b.HasKey("Id")
-                        .HasName("pk-weather-forecast");
-
-                    b.ToTable("weather-forecast", t =>
-                        {
-                            t.HasComment("天气预报数据实体");
-                        });
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ManagedFileRecord", b =>
-                {
-                    b.HasOne("FileShare_EFCore.Models.ManagedLibraryRoot", "LibraryRoot")
-                        .WithMany("Files")
-                        .HasForeignKey("LibraryRootId")
-                        .OnDelete(DeleteBehavior.Cascade)
-                        .IsRequired();
-
-                    b.HasOne("FileShare_EFCore.Models.ManagedThumbnailMap", "Thumbnail")
-                        .WithMany("Files")
-                        .HasForeignKey("ThumbnailId")
-                        .OnDelete(DeleteBehavior.SetNull);
-
-                    b.Navigation("LibraryRoot");
-
-                    b.Navigation("Thumbnail");
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ManagedThumbnailMap", b =>
-                {
-                    b.HasOne("FileShare_EFCore.Models.ManagedLibraryRoot", "LibraryRoot")
-                        .WithMany("Thumbnails")
-                        .HasForeignKey("LibraryRootId")
-                        .OnDelete(DeleteBehavior.Cascade)
-                        .IsRequired();
-
-                    b.Navigation("LibraryRoot");
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ManagedLibraryRoot", b =>
-                {
-                    b.Navigation("Files");
-
-                    b.Navigation("Thumbnails");
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ManagedThumbnailMap", b =>
-                {
-                    b.Navigation("Files");
-                });
-#pragma warning restore 612, 618
-        }
-    }
-}

FileShare-EFCore/Migrations/PostgreSQL/20260523023643_AutoMigration_20260523103531.cs

@@ -1,38 +0,0 @@
-using System;
-using Microsoft.EntityFrameworkCore.Migrations;
-
-#nullable disable
-
-namespace FileShare_EFCore.Migrations.PostgreSQL
-{
-    /// <inheritdoc />
-    public partial class AutoMigration_20260523103531 : Migration
-    {
-        /// <inheritdoc />
-        protected override void Up(MigrationBuilder migrationBuilder)
-        {
-            migrationBuilder.AddColumn<DateTime>(
-                name: "file-creation-time-utc",
-                table: "managed-file-record",
-                type: "timestamp with time zone",
-                nullable: true);
-
-            migrationBuilder.CreateIndex(
-                name: "idx-managed-file-record-file-creation-time",
-                table: "managed-file-record",
-                column: "file-creation-time-utc");
-        }
-
-        /// <inheritdoc />
-        protected override void Down(MigrationBuilder migrationBuilder)
-        {
-            migrationBuilder.DropIndex(
-                name: "idx-managed-file-record-file-creation-time",
-                table: "managed-file-record");
-
-            migrationBuilder.DropColumn(
-                name: "file-creation-time-utc",
-                table: "managed-file-record");
-        }
-    }
-}

FileShare-EFCore/Migrations/PostgreSQL/PostgreSqlAppDataContextModelSnapshot.cs

@@ -1,467 +0,0 @@
-// <auto-generated />
-using System;
-using FileShare_EFCore.Database;
-using Microsoft.EntityFrameworkCore;
-using Microsoft.EntityFrameworkCore.Infrastructure;
-using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
-using Npgsql.EntityFrameworkCore.PostgreSQL.Metadata;
-
-#nullable disable
-
-namespace FileShare_EFCore.Migrations.PostgreSQL
-{
-    [DbContext(typeof(PostgreSqlAppDataContext))]
-    partial class PostgreSqlAppDataContextModelSnapshot : ModelSnapshot
-    {
-        protected override void BuildModel(ModelBuilder modelBuilder)
-        {
-#pragma warning disable 612, 618
-            modelBuilder
-                .HasAnnotation("ProductVersion", "10.0.7")
-                .HasAnnotation("Relational:MaxIdentifierLength", 63);
-
-            NpgsqlModelBuilderExtensions.UseIdentityByDefaultColumns(modelBuilder);
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ApiRefreshTokenEntity", b =>
-                {
-                    b.Property<long>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("bigint")
-                        .HasColumnName("id");
-
-                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<long>("Id"));
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("timestamp with time zone")
-                        .HasColumnName("created-at");
-
-                    b.Property<string>("Device")
-                        .HasMaxLength(200)
-                        .HasColumnType("character varying(200)")
-                        .HasColumnName("device");
-
-                    b.Property<DateTime>("ExpiresAt")
-                        .HasColumnType("timestamp with time zone")
-                        .HasColumnName("expires-at");
-
-                    b.Property<string>("IpAddress")
-                        .HasMaxLength(64)
-                        .HasColumnType("character varying(64)")
-                        .HasColumnName("ip-address");
-
-                    b.Property<string>("ReplacedByTokenHash")
-                        .HasMaxLength(128)
-                        .HasColumnType("character varying(128)")
-                        .HasColumnName("replaced-by-token-hash");
-
-                    b.Property<DateTime?>("RevokedAt")
-                        .HasColumnType("timestamp with time zone")
-                        .HasColumnName("revoked-at");
-
-                    b.Property<string>("TokenHash")
-                        .IsRequired()
-                        .HasMaxLength(128)
-                        .HasColumnType("character varying(128)")
-                        .HasColumnName("token-hash");
-
-                    b.Property<int>("UserId")
-                        .HasColumnType("integer")
-                        .HasColumnName("user-id");
-
-                    b.HasKey("Id")
-                        .HasName("pk-api-refresh-token");
-
-                    b.HasIndex("TokenHash")
-                        .IsUnique()
-                        .HasDatabaseName("idx-api-refresh-token-hash");
-
-                    b.HasIndex("UserId")
-                        .HasDatabaseName("idx-api-refresh-token-user-id");
-
-                    b.ToTable("api-refresh-token", t =>
-                        {
-                            t.HasComment("API refresh token");
-                        });
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ManagedFileRecord", b =>
-                {
-                    b.Property<int>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("integer")
-                        .HasColumnName("id");
-
-                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
-
-                    b.Property<string>("AbsolutePath")
-                        .IsRequired()
-                        .HasMaxLength(2048)
-                        .HasColumnType("character varying(2048)")
-                        .HasColumnName("absolute-path");
-
-                    b.Property<string>("ContentType")
-                        .IsRequired()
-                        .HasMaxLength(100)
-                        .HasColumnType("character varying(100)")
-                        .HasColumnName("content-type");
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("timestamp with time zone")
-                        .HasColumnName("created-at");
-
-                    b.Property<bool>("Exists")
-                        .HasColumnType("boolean")
-                        .HasColumnName("exists");
-
-                    b.Property<string>("Extension")
-                        .IsRequired()
-                        .HasMaxLength(32)
-                        .HasColumnType("character varying(32)")
-                        .HasColumnName("extension");
-
-                    b.Property<DateTime?>("FileCreationTimeUtc")
-                        .HasColumnType("timestamp with time zone")
-                        .HasColumnName("file-creation-time-utc");
-
-                    b.Property<string>("FileName")
-                        .IsRequired()
-                        .HasMaxLength(260)
-                        .HasColumnType("character varying(260)")
-                        .HasColumnName("file-name");
-
-                    b.Property<DateTime?>("LastPlayedAt")
-                        .HasColumnType("timestamp with time zone")
-                        .HasColumnName("last-played-at");
-
-                    b.Property<DateTime>("LastSeenAt")
-                        .HasColumnType("timestamp with time zone")
-                        .HasColumnName("last-seen-at");
-
-                    b.Property<DateTime>("LastWriteTimeUtc")
-                        .HasColumnType("timestamp with time zone")
-                        .HasColumnName("last-write-time-utc");
-
-                    b.Property<int>("LibraryRootId")
-                        .HasColumnType("integer")
-                        .HasColumnName("library-root-id");
-
-                    b.Property<string>("MediaType")
-                        .IsRequired()
-                        .HasMaxLength(20)
-                        .HasColumnType("character varying(20)")
-                        .HasColumnName("media-type");
-
-                    b.Property<double?>("PlaybackPosition")
-                        .HasColumnType("double precision")
-                        .HasColumnName("playback-position");
-
-                    b.Property<string>("RelativePath")
-                        .IsRequired()
-                        .HasMaxLength(1024)
-                        .HasColumnType("character varying(1024)")
-                        .HasColumnName("relative-path");
-
-                    b.Property<long>("SizeBytes")
-                        .HasColumnType("bigint")
-                        .HasColumnName("size-bytes");
-
-                    b.Property<int?>("ThumbnailId")
-                        .HasColumnType("integer")
-                        .HasColumnName("thumbnail-id");
-
-                    b.Property<DateTime>("UpdatedAt")
-                        .HasColumnType("timestamp with time zone")
-                        .HasColumnName("updated-at");
-
-                    b.Property<double?>("VideoDuration")
-                        .HasColumnType("double precision")
-                        .HasColumnName("video-duration");
-
-                    b.HasKey("Id")
-                        .HasName("pk-managed-file-record");
-
-                    b.HasIndex("AbsolutePath")
-                        .IsUnique()
-                        .HasDatabaseName("idx-managed-file-record-absolute-path");
-
-                    b.HasIndex("FileCreationTimeUtc")
-                        .HasDatabaseName("idx-managed-file-record-file-creation-time");
-
-                    b.HasIndex("LastPlayedAt")
-                        .HasDatabaseName("idx-managed-file-record-last-played-at");
-
-                    b.HasIndex("LibraryRootId")
-                        .HasDatabaseName("idx-managed-file-record-root-id");
-
-                    b.HasIndex("ThumbnailId")
-                        .HasDatabaseName("idx-managed-file-record-thumbnail-id");
-
-                    b.HasIndex("MediaType", "Exists")
-                        .HasDatabaseName("idx-managed-file-record-media-type-exists");
-
-                    b.ToTable("managed-file-record", t =>
-                        {
-                            t.HasComment("文件库文件记录");
-                        });
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ManagedLibraryRoot", b =>
-                {
-                    b.Property<int>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("integer")
-                        .HasColumnName("id");
-
-                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("timestamp with time zone")
-                        .HasColumnName("created-at");
-
-                    b.Property<string>("DisplayName")
-                        .IsRequired()
-                        .HasMaxLength(200)
-                        .HasColumnType("character varying(200)")
-                        .HasColumnName("display-name");
-
-                    b.Property<bool>("IsAvailable")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("boolean")
-                        .HasDefaultValue(true)
-                        .HasColumnName("is-available");
-
-                    b.Property<bool>("IsEnabled")
-                        .HasColumnType("boolean")
-                        .HasColumnName("is-enabled");
-
-                    b.Property<DateTime?>("LastScanCompletedAt")
-                        .HasColumnType("timestamp with time zone")
-                        .HasColumnName("last-scan-completed-at");
-
-                    b.Property<string>("LastScanError")
-                        .HasMaxLength(2000)
-                        .HasColumnType("character varying(2000)")
-                        .HasColumnName("last-scan-error");
-
-                    b.Property<DateTime?>("LastScanStartedAt")
-                        .HasColumnType("timestamp with time zone")
-                        .HasColumnName("last-scan-started-at");
-
-                    b.Property<string>("Path")
-                        .IsRequired()
-                        .HasMaxLength(1024)
-                        .HasColumnType("character varying(1024)")
-                        .HasColumnName("path");
-
-                    b.Property<int>("ScanIntervalMinutes")
-                        .HasColumnType("integer")
-                        .HasColumnName("scan-interval-minutes");
-
-                    b.Property<DateTime>("UpdatedAt")
-                        .HasColumnType("timestamp with time zone")
-                        .HasColumnName("updated-at");
-
-                    b.HasKey("Id")
-                        .HasName("pk-managed-library-root");
-
-                    b.HasIndex("Path")
-                        .IsUnique()
-                        .HasDatabaseName("idx-managed-library-root-path");
-
-                    b.ToTable("managed-library-root", t =>
-                        {
-                            t.HasComment("文件库根目录");
-                        });
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ManagedThumbnailMap", b =>
-                {
-                    b.Property<int>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("integer")
-                        .HasColumnName("id");
-
-                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
-
-                    b.Property<string>("ContentType")
-                        .IsRequired()
-                        .HasMaxLength(100)
-                        .HasColumnType("character varying(100)")
-                        .HasColumnName("content-type");
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("timestamp with time zone")
-                        .HasColumnName("created-at");
-
-                    b.Property<int>("LibraryRootId")
-                        .HasColumnType("integer")
-                        .HasColumnName("library-root-id");
-
-                    b.Property<string>("RelativePath")
-                        .IsRequired()
-                        .HasMaxLength(1024)
-                        .HasColumnType("character varying(1024)")
-                        .HasColumnName("relative-path");
-
-                    b.Property<DateTime>("UpdatedAt")
-                        .HasColumnType("timestamp with time zone")
-                        .HasColumnName("updated-at");
-
-                    b.HasKey("Id")
-                        .HasName("pk-managed-thumbnail-map");
-
-                    b.HasIndex("LibraryRootId")
-                        .HasDatabaseName("idx-managed-thumbnail-map-root-id");
-
-                    b.HasIndex("RelativePath")
-                        .IsUnique()
-                        .HasDatabaseName("idx-managed-thumbnail-map-relative-path");
-
-                    b.ToTable("managed-thumbnail-map", t =>
-                        {
-                            t.HasComment("文件缩略图映射记录");
-                        });
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.UserEntity", b =>
-                {
-                    b.Property<int>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("integer")
-                        .HasColumnName("id")
-                        .HasComment("用户主键");
-
-                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("timestamp with time zone")
-                        .HasColumnName("created-at")
-                        .HasComment("创建时间");
-
-                    b.Property<string>("Email")
-                        .HasMaxLength(200)
-                        .HasColumnType("character varying(200)")
-                        .HasColumnName("email")
-                        .HasComment("用户邮箱");
-
-                    b.Property<string>("Name")
-                        .HasMaxLength(100)
-                        .HasColumnType("character varying(100)")
-                        .HasColumnName("name")
-                        .HasComment("用户名称");
-
-                    b.Property<string>("PasswordHash")
-                        .HasMaxLength(200)
-                        .HasColumnType("character varying(200)")
-                        .HasColumnName("password-hash")
-                        .HasComment("密码哈希值");
-
-                    b.Property<string>("PhoneNumber")
-                        .HasMaxLength(50)
-                        .HasColumnType("character varying(50)")
-                        .HasColumnName("phone-number")
-                        .HasComment("电话号码");
-
-                    b.Property<DateTime>("UpdatedAt")
-                        .HasColumnType("timestamp with time zone")
-                        .HasColumnName("updated-at")
-                        .HasComment("更新时间");
-
-                    b.HasKey("Id")
-                        .HasName("pk-user");
-
-                    b.ToTable("user", t =>
-                        {
-                            t.HasComment("用户实体，演示数据库 CRUD 操作");
-                        });
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.WeatherForecastEntity", b =>
-                {
-                    b.Property<int>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("integer")
-                        .HasColumnName("id")
-                        .HasComment("天气预报主键");
-
-                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("timestamp with time zone")
-                        .HasColumnName("created-at")
-                        .HasComment("创建时间");
-
-                    b.Property<DateOnly>("Date")
-                        .HasColumnType("date")
-                        .HasColumnName("date")
-                        .HasComment("预报日期");
-
-                    b.Property<string>("Summary")
-                        .HasMaxLength(200)
-                        .HasColumnType("character varying(200)")
-                        .HasColumnName("summary")
-                        .HasComment("天气摘要");
-
-                    b.Property<int>("TemperatureC")
-                        .HasColumnType("integer")
-                        .HasColumnName("temperature-c")
-                        .HasComment("摄氏温度");
-
-                    b.Property<DateTime>("UpdatedAt")
-                        .HasColumnType("timestamp with time zone")
-                        .HasColumnName("updated-at")
-                        .HasComment("更新时间");
-
-                    b.HasKey("Id")
-                        .HasName("pk-weather-forecast");
-
-                    b.ToTable("weather-forecast", t =>
-                        {
-                            t.HasComment("天气预报数据实体");
-                        });
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ManagedFileRecord", b =>
-                {
-                    b.HasOne("FileShare_EFCore.Models.ManagedLibraryRoot", "LibraryRoot")
-                        .WithMany("Files")
-                        .HasForeignKey("LibraryRootId")
-                        .OnDelete(DeleteBehavior.Cascade)
-                        .IsRequired();
-
-                    b.HasOne("FileShare_EFCore.Models.ManagedThumbnailMap", "Thumbnail")
-                        .WithMany("Files")
-                        .HasForeignKey("ThumbnailId")
-                        .OnDelete(DeleteBehavior.SetNull);
-
-                    b.Navigation("LibraryRoot");
-
-                    b.Navigation("Thumbnail");
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ManagedThumbnailMap", b =>
-                {
-                    b.HasOne("FileShare_EFCore.Models.ManagedLibraryRoot", "LibraryRoot")
-                        .WithMany("Thumbnails")
-                        .HasForeignKey("LibraryRootId")
-                        .OnDelete(DeleteBehavior.Cascade)
-                        .IsRequired();
-
-                    b.Navigation("LibraryRoot");
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ManagedLibraryRoot", b =>
-                {
-                    b.Navigation("Files");
-
-                    b.Navigation("Thumbnails");
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ManagedThumbnailMap", b =>
-                {
-                    b.Navigation("Files");
-                });
-#pragma warning restore 612, 618
-        }
-    }
-}

FileShare-EFCore/Migrations/SQLite/20260514000100_InitialCreate.Designer.cs

@@ -1,94 +0,0 @@
-using System;
-using FileShare_EFCore.Database;
-using Microsoft.EntityFrameworkCore;
-using Microsoft.EntityFrameworkCore.Infrastructure;
-using Microsoft.EntityFrameworkCore.Migrations;
-
-#nullable disable
-
-namespace FileShare_EFCore.Migrations.SQLite
-{
-    [DbContext(typeof(SqliteAppDataContext))]
-    [Migration("20260514000100_InitialCreate")]
-    partial class InitialCreate
-    {
-        protected override void BuildTargetModel(ModelBuilder modelBuilder)
-        {
-#pragma warning disable 612, 618
-            modelBuilder
-                .HasAnnotation("ProductVersion", "10.0.0");
-
-            modelBuilder.Entity("FileShare_EFCore.Models.UserEntity", b =>
-                {
-                    b.Property<int>("Id")
-                        .HasComment("用户主键")
-                        .HasColumnName("id")
-                        .ValueGeneratedOnAdd();
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasComment("创建时间")
-                        .HasColumnName("created-at");
-
-                    b.Property<string>("Email")
-                        .HasComment("用户邮箱")
-                        .HasColumnName("email")
-                        .HasMaxLength(200);
-
-                    b.Property<string>("Name")
-                        .HasComment("用户名称")
-                        .HasColumnName("name")
-                        .HasMaxLength(100);
-
-                    b.Property<DateTime>("UpdatedAt")
-                        .HasComment("更新时间")
-                        .HasColumnName("updated-at");
-
-                    b.HasKey("Id")
-                        .HasName("pk-user");
-
-                    b.ToTable("user", t =>
-                        {
-                            t.HasComment("用户实体，演示数据库 CRUD 操作");
-                        });
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.WeatherForecastEntity", b =>
-                {
-                    b.Property<int>("Id")
-                        .HasComment("天气预报主键")
-                        .HasColumnName("id")
-                        .ValueGeneratedOnAdd();
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasComment("创建时间")
-                        .HasColumnName("created-at");
-
-                    b.Property<DateOnly>("Date")
-                        .HasComment("预报日期")
-                        .HasColumnName("date");
-
-                    b.Property<string>("Summary")
-                        .HasComment("天气摘要")
-                        .HasColumnName("summary")
-                        .HasMaxLength(200);
-
-                    b.Property<int>("TemperatureC")
-                        .HasComment("摄氏温度")
-                        .HasColumnName("temperature-c");
-
-                    b.Property<DateTime>("UpdatedAt")
-                        .HasComment("更新时间")
-                        .HasColumnName("updated-at");
-
-                    b.HasKey("Id")
-                        .HasName("pk-weather-forecast");
-
-                    b.ToTable("weather-forecast", t =>
-                        {
-                            t.HasComment("天气预报数据实体");
-                        });
-                });
-#pragma warning restore 612, 618
-        }
-    }
-}

FileShare-EFCore/Migrations/SQLite/20260514000100_InitialCreate.cs

@@ -1,62 +0,0 @@
-using System;
-using Microsoft.EntityFrameworkCore.Migrations;
-using Npgsql.EntityFrameworkCore.PostgreSQL.Metadata;
-
-#nullable disable
-
-namespace FileShare_EFCore.Migrations.SQLite
-{
-    /// <summary>
-    /// 初始数据库基线。后续软件版本只追加新的 Migration，不修改已发布 Migration。
-    /// </summary>
-    public partial class InitialCreate : Migration
-    {
-        protected override void Up(MigrationBuilder migrationBuilder)
-        {
-            migrationBuilder.CreateTable(
-                name: "user",
-                columns: table => new
-                {
-                    Id = table.Column<int>(name: "id", nullable: false, comment: "用户主键")
-                        .Annotation("SqlServer:Identity", "1, 1")
-                        .Annotation("Sqlite:Autoincrement", true)
-                        .Annotation("Npgsql:ValueGenerationStrategy", NpgsqlValueGenerationStrategy.IdentityByDefaultColumn),
-                    Name = table.Column<string>(name: "name", maxLength: 100, nullable: true, comment: "用户名称"),
-                    Email = table.Column<string>(name: "email", maxLength: 200, nullable: true, comment: "用户邮箱"),
-                    CreatedAt = table.Column<DateTime>(name: "created-at", nullable: false, comment: "创建时间"),
-                    UpdatedAt = table.Column<DateTime>(name: "updated-at", nullable: false, comment: "更新时间")
-                },
-                constraints: table =>
-                {
-                    table.PrimaryKey("pk-user", x => x.Id);
-                },
-                comment: "用户实体，演示数据库 CRUD 操作");
-
-            migrationBuilder.CreateTable(
-                name: "weather-forecast",
-                columns: table => new
-                {
-                    Id = table.Column<int>(name: "id", nullable: false, comment: "天气预报主键")
-                        .Annotation("SqlServer:Identity", "1, 1")
-                        .Annotation("Sqlite:Autoincrement", true)
-                        .Annotation("Npgsql:ValueGenerationStrategy", NpgsqlValueGenerationStrategy.IdentityByDefaultColumn),
-                    Date = table.Column<DateOnly>(name: "date", nullable: false, comment: "预报日期"),
-                    TemperatureC = table.Column<int>(name: "temperature-c", nullable: false, comment: "摄氏温度"),
-                    Summary = table.Column<string>(name: "summary", maxLength: 200, nullable: true, comment: "天气摘要"),
-                    CreatedAt = table.Column<DateTime>(name: "created-at", nullable: false, comment: "创建时间"),
-                    UpdatedAt = table.Column<DateTime>(name: "updated-at", nullable: false, comment: "更新时间")
-                },
-                constraints: table =>
-                {
-                    table.PrimaryKey("pk-weather-forecast", x => x.Id);
-                },
-                comment: "天气预报数据实体");
-        }
-
-        protected override void Down(MigrationBuilder migrationBuilder)
-        {
-            migrationBuilder.DropTable(name: "weather-forecast");
-            migrationBuilder.DropTable(name: "user");
-        }
-    }
-}

FileShare-EFCore/Migrations/SQLite/20260515072045_AutoMigration_20260515152037.Designer.cs

@@ -1,113 +0,0 @@
-// <auto-generated />
-using System;
-using FileShare_EFCore.Database;
-using Microsoft.EntityFrameworkCore;
-using Microsoft.EntityFrameworkCore.Infrastructure;
-using Microsoft.EntityFrameworkCore.Migrations;
-using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
-
-#nullable disable
-
-namespace FileShare_EFCore.Migrations.SQLite
-{
-    [DbContext(typeof(SqliteAppDataContext))]
-    [Migration("20260515072045_AutoMigration_20260515152037")]
-    partial class AutoMigration_20260515152037
-    {
-        /// <inheritdoc />
-        protected override void BuildTargetModel(ModelBuilder modelBuilder)
-        {
-#pragma warning disable 612, 618
-            modelBuilder.HasAnnotation("ProductVersion", "10.0.0");
-
-            modelBuilder.Entity("FileShare_EFCore.Models.UserEntity", b =>
-                {
-                    b.Property<int>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("INTEGER")
-                        .HasColumnName("id")
-                        .HasComment("用户主键");
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("TEXT")
-                        .HasColumnName("created-at")
-                        .HasComment("创建时间");
-
-                    b.Property<string>("Email")
-                        .HasMaxLength(200)
-                        .HasColumnType("TEXT")
-                        .HasColumnName("email")
-                        .HasComment("用户邮箱");
-
-                    b.Property<string>("Name")
-                        .HasMaxLength(100)
-                        .HasColumnType("TEXT")
-                        .HasColumnName("name")
-                        .HasComment("用户名称");
-
-                    b.Property<string>("PhoneNumber")
-                        .HasMaxLength(50)
-                        .HasColumnType("TEXT")
-                        .HasColumnName("phone-number")
-                        .HasComment("电话号码");
-
-                    b.Property<DateTime>("UpdatedAt")
-                        .HasColumnType("TEXT")
-                        .HasColumnName("updated-at")
-                        .HasComment("更新时间");
-
-                    b.HasKey("Id")
-                        .HasName("pk-user");
-
-                    b.ToTable("user", t =>
-                        {
-                            t.HasComment("用户实体，演示数据库 CRUD 操作");
-                        });
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.WeatherForecastEntity", b =>
-                {
-                    b.Property<int>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("INTEGER")
-                        .HasColumnName("id")
-                        .HasComment("天气预报主键");
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("TEXT")
-                        .HasColumnName("created-at")
-                        .HasComment("创建时间");
-
-                    b.Property<DateOnly>("Date")
-                        .HasColumnType("TEXT")
-                        .HasColumnName("date")
-                        .HasComment("预报日期");
-
-                    b.Property<string>("Summary")
-                        .HasMaxLength(200)
-                        .HasColumnType("TEXT")
-                        .HasColumnName("summary")
-                        .HasComment("天气摘要");
-
-                    b.Property<int>("TemperatureC")
-                        .HasColumnType("INTEGER")
-                        .HasColumnName("temperature-c")
-                        .HasComment("摄氏温度");
-
-                    b.Property<DateTime>("UpdatedAt")
-                        .HasColumnType("TEXT")
-                        .HasColumnName("updated-at")
-                        .HasComment("更新时间");
-
-                    b.HasKey("Id")
-                        .HasName("pk-weather-forecast");
-
-                    b.ToTable("weather-forecast", t =>
-                        {
-                            t.HasComment("天气预报数据实体");
-                        });
-                });
-#pragma warning restore 612, 618
-        }
-    }
-}

FileShare-EFCore/Migrations/SQLite/20260515072045_AutoMigration_20260515152037.cs

@@ -1,30 +0,0 @@
-using Microsoft.EntityFrameworkCore.Migrations;
-
-#nullable disable
-
-namespace FileShare_EFCore.Migrations.SQLite
-{
-    /// <inheritdoc />
-    public partial class AutoMigration_20260515152037 : Migration
-    {
-        /// <inheritdoc />
-        protected override void Up(MigrationBuilder migrationBuilder)
-        {
-            migrationBuilder.AddColumn<string>(
-                name: "phone-number",
-                table: "user",
-                type: "TEXT",
-                maxLength: 50,
-                nullable: true,
-                comment: "电话号码");
-        }
-
-        /// <inheritdoc />
-        protected override void Down(MigrationBuilder migrationBuilder)
-        {
-            migrationBuilder.DropColumn(
-                name: "phone-number",
-                table: "user");
-        }
-    }
-}

FileShare-EFCore/Migrations/SQLite/20260515085847_AutoMigration_20260515165835.Designer.cs

@@ -1,173 +0,0 @@
-// <auto-generated />
-using System;
-using FileShare_EFCore.Database;
-using Microsoft.EntityFrameworkCore;
-using Microsoft.EntityFrameworkCore.Infrastructure;
-using Microsoft.EntityFrameworkCore.Migrations;
-using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
-
-#nullable disable
-
-namespace FileShare_EFCore.Migrations.SQLite
-{
-    [DbContext(typeof(SqliteAppDataContext))]
-    [Migration("20260515085847_AutoMigration_20260515165835")]
-    partial class AutoMigration_20260515165835
-    {
-        /// <inheritdoc />
-        protected override void BuildTargetModel(ModelBuilder modelBuilder)
-        {
-#pragma warning disable 612, 618
-            modelBuilder.HasAnnotation("ProductVersion", "10.0.0");
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ApiRefreshTokenEntity", b =>
-                {
-                    b.Property<long>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("INTEGER")
-                        .HasColumnName("id");
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("TEXT")
-                        .HasColumnName("created-at");
-
-                    b.Property<string>("Device")
-                        .HasMaxLength(200)
-                        .HasColumnType("TEXT")
-                        .HasColumnName("device");
-
-                    b.Property<DateTime>("ExpiresAt")
-                        .HasColumnType("TEXT")
-                        .HasColumnName("expires-at");
-
-                    b.Property<string>("IpAddress")
-                        .HasMaxLength(64)
-                        .HasColumnType("TEXT")
-                        .HasColumnName("ip-address");
-
-                    b.Property<string>("ReplacedByTokenHash")
-                        .HasMaxLength(128)
-                        .HasColumnType("TEXT")
-                        .HasColumnName("replaced-by-token-hash");
-
-                    b.Property<DateTime?>("RevokedAt")
-                        .HasColumnType("TEXT")
-                        .HasColumnName("revoked-at");
-
-                    b.Property<string>("TokenHash")
-                        .IsRequired()
-                        .HasMaxLength(128)
-                        .HasColumnType("TEXT")
-                        .HasColumnName("token-hash");
-
-                    b.Property<int>("UserId")
-                        .HasColumnType("INTEGER")
-                        .HasColumnName("user-id");
-
-                    b.HasKey("Id")
-                        .HasName("pk-api-refresh-token");
-
-                    b.HasIndex("TokenHash")
-                        .IsUnique()
-                        .HasDatabaseName("idx-api-refresh-token-hash");
-
-                    b.HasIndex("UserId")
-                        .HasDatabaseName("idx-api-refresh-token-user-id");
-
-                    b.ToTable("api-refresh-token", t =>
-                        {
-                            t.HasComment("API refresh token");
-                        });
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.UserEntity", b =>
-                {
-                    b.Property<int>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("INTEGER")
-                        .HasColumnName("id")
-                        .HasComment("用户主键");
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("TEXT")
-                        .HasColumnName("created-at")
-                        .HasComment("创建时间");
-
-                    b.Property<string>("Email")
-                        .HasMaxLength(200)
-                        .HasColumnType("TEXT")
-                        .HasColumnName("email")
-                        .HasComment("用户邮箱");
-
-                    b.Property<string>("Name")
-                        .HasMaxLength(100)
-                        .HasColumnType("TEXT")
-                        .HasColumnName("name")
-                        .HasComment("用户名称");
-
-                    b.Property<string>("PhoneNumber")
-                        .HasMaxLength(50)
-                        .HasColumnType("TEXT")
-                        .HasColumnName("phone-number")
-                        .HasComment("电话号码");
-
-                    b.Property<DateTime>("UpdatedAt")
-                        .HasColumnType("TEXT")
-                        .HasColumnName("updated-at")
-                        .HasComment("更新时间");
-
-                    b.HasKey("Id")
-                        .HasName("pk-user");
-
-                    b.ToTable("user", t =>
-                        {
-                            t.HasComment("用户实体，演示数据库 CRUD 操作");
-                        });
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.WeatherForecastEntity", b =>
-                {
-                    b.Property<int>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("INTEGER")
-                        .HasColumnName("id")
-                        .HasComment("天气预报主键");
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("TEXT")
-                        .HasColumnName("created-at")
-                        .HasComment("创建时间");
-
-                    b.Property<DateOnly>("Date")
-                        .HasColumnType("TEXT")
-                        .HasColumnName("date")
-                        .HasComment("预报日期");
-
-                    b.Property<string>("Summary")
-                        .HasMaxLength(200)
-                        .HasColumnType("TEXT")
-                        .HasColumnName("summary")
-                        .HasComment("天气摘要");
-
-                    b.Property<int>("TemperatureC")
-                        .HasColumnType("INTEGER")
-                        .HasColumnName("temperature-c")
-                        .HasComment("摄氏温度");
-
-                    b.Property<DateTime>("UpdatedAt")
-                        .HasColumnType("TEXT")
-                        .HasColumnName("updated-at")
-                        .HasComment("更新时间");
-
-                    b.HasKey("Id")
-                        .HasName("pk-weather-forecast");
-
-                    b.ToTable("weather-forecast", t =>
-                        {
-                            t.HasComment("天气预报数据实体");
-                        });
-                });
-#pragma warning restore 612, 618
-        }
-    }
-}

FileShare-EFCore/Migrations/SQLite/20260515085847_AutoMigration_20260515165835.cs

@@ -1,54 +0,0 @@
-using System;
-using Microsoft.EntityFrameworkCore.Migrations;
-
-#nullable disable
-
-namespace FileShare_EFCore.Migrations.SQLite
-{
-    /// <inheritdoc />
-    public partial class AutoMigration_20260515165835 : Migration
-    {
-        /// <inheritdoc />
-        protected override void Up(MigrationBuilder migrationBuilder)
-        {
-            migrationBuilder.CreateTable(
-                name: "api-refresh-token",
-                columns: table => new
-                {
-                    id = table.Column<long>(type: "INTEGER", nullable: false)
-                        .Annotation("Sqlite:Autoincrement", true),
-                    userid = table.Column<int>(name: "user-id", type: "INTEGER", nullable: false),
-                    tokenhash = table.Column<string>(name: "token-hash", type: "TEXT", maxLength: 128, nullable: false),
-                    createdat = table.Column<DateTime>(name: "created-at", type: "TEXT", nullable: false),
-                    expiresat = table.Column<DateTime>(name: "expires-at", type: "TEXT", nullable: false),
-                    revokedat = table.Column<DateTime>(name: "revoked-at", type: "TEXT", nullable: true),
-                    replacedbytokenhash = table.Column<string>(name: "replaced-by-token-hash", type: "TEXT", maxLength: 128, nullable: true),
-                    device = table.Column<string>(type: "TEXT", maxLength: 200, nullable: true),
-                    ipaddress = table.Column<string>(name: "ip-address", type: "TEXT", maxLength: 64, nullable: true)
-                },
-                constraints: table =>
-                {
-                    table.PrimaryKey("pk-api-refresh-token", x => x.id);
-                },
-                comment: "API refresh token");
-
-            migrationBuilder.CreateIndex(
-                name: "idx-api-refresh-token-hash",
-                table: "api-refresh-token",
-                column: "token-hash",
-                unique: true);
-
-            migrationBuilder.CreateIndex(
-                name: "idx-api-refresh-token-user-id",
-                table: "api-refresh-token",
-                column: "user-id");
-        }
-
-        /// <inheritdoc />
-        protected override void Down(MigrationBuilder migrationBuilder)
-        {
-            migrationBuilder.DropTable(
-                name: "api-refresh-token");
-        }
-    }
-}

FileShare-EFCore/Migrations/SQLite/20260520083230_AutoMigration_20260520163216.Designer.cs

@@ -1,179 +0,0 @@
-// <auto-generated />
-using System;
-using FileShare_EFCore.Database;
-using Microsoft.EntityFrameworkCore;
-using Microsoft.EntityFrameworkCore.Infrastructure;
-using Microsoft.EntityFrameworkCore.Migrations;
-using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
-
-#nullable disable
-
-namespace FileShare_EFCore.Migrations.SQLite
-{
-    [DbContext(typeof(SqliteAppDataContext))]
-    [Migration("20260520083230_AutoMigration_20260520163216")]
-    partial class AutoMigration_20260520163216
-    {
-        /// <inheritdoc />
-        protected override void BuildTargetModel(ModelBuilder modelBuilder)
-        {
-#pragma warning disable 612, 618
-            modelBuilder.HasAnnotation("ProductVersion", "10.0.7");
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ApiRefreshTokenEntity", b =>
-                {
-                    b.Property<long>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("INTEGER")
-                        .HasColumnName("id");
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("TEXT")
-                        .HasColumnName("created-at");
-
-                    b.Property<string>("Device")
-                        .HasMaxLength(200)
-                        .HasColumnType("TEXT")
-                        .HasColumnName("device");
-
-                    b.Property<DateTime>("ExpiresAt")
-                        .HasColumnType("TEXT")
-                        .HasColumnName("expires-at");
-
-                    b.Property<string>("IpAddress")
-                        .HasMaxLength(64)
-                        .HasColumnType("TEXT")
-                        .HasColumnName("ip-address");
-
-                    b.Property<string>("ReplacedByTokenHash")
-                        .HasMaxLength(128)
-                        .HasColumnType("TEXT")
-                        .HasColumnName("replaced-by-token-hash");
-
-                    b.Property<DateTime?>("RevokedAt")
-                        .HasColumnType("TEXT")
-                        .HasColumnName("revoked-at");
-
-                    b.Property<string>("TokenHash")
-                        .IsRequired()
-                        .HasMaxLength(128)
-                        .HasColumnType("TEXT")
-                        .HasColumnName("token-hash");
-
-                    b.Property<int>("UserId")
-                        .HasColumnType("INTEGER")
-                        .HasColumnName("user-id");
-
-                    b.HasKey("Id")
-                        .HasName("pk-api-refresh-token");
-
-                    b.HasIndex("TokenHash")
-                        .IsUnique()
-                        .HasDatabaseName("idx-api-refresh-token-hash");
-
-                    b.HasIndex("UserId")
-                        .HasDatabaseName("idx-api-refresh-token-user-id");
-
-                    b.ToTable("api-refresh-token", t =>
-                        {
-                            t.HasComment("API refresh token");
-                        });
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.UserEntity", b =>
-                {
-                    b.Property<int>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("INTEGER")
-                        .HasColumnName("id")
-                        .HasComment("用户主键");
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("TEXT")
-                        .HasColumnName("created-at")
-                        .HasComment("创建时间");
-
-                    b.Property<string>("Email")
-                        .HasMaxLength(200)
-                        .HasColumnType("TEXT")
-                        .HasColumnName("email")
-                        .HasComment("用户邮箱");
-
-                    b.Property<string>("Name")
-                        .HasMaxLength(100)
-                        .HasColumnType("TEXT")
-                        .HasColumnName("name")
-                        .HasComment("用户名称");
-
-                    b.Property<string>("PasswordHash")
-                        .HasMaxLength(200)
-                        .HasColumnType("TEXT")
-                        .HasColumnName("password-hash")
-                        .HasComment("密码哈希值");
-
-                    b.Property<string>("PhoneNumber")
-                        .HasMaxLength(50)
-                        .HasColumnType("TEXT")
-                        .HasColumnName("phone-number")
-                        .HasComment("电话号码");
-
-                    b.Property<DateTime>("UpdatedAt")
-                        .HasColumnType("TEXT")
-                        .HasColumnName("updated-at")
-                        .HasComment("更新时间");
-
-                    b.HasKey("Id")
-                        .HasName("pk-user");
-
-                    b.ToTable("user", t =>
-                        {
-                            t.HasComment("用户实体，演示数据库 CRUD 操作");
-                        });
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.WeatherForecastEntity", b =>
-                {
-                    b.Property<int>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("INTEGER")
-                        .HasColumnName("id")
-                        .HasComment("天气预报主键");
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("TEXT")
-                        .HasColumnName("created-at")
-                        .HasComment("创建时间");
-
-                    b.Property<DateOnly>("Date")
-                        .HasColumnType("TEXT")
-                        .HasColumnName("date")
-                        .HasComment("预报日期");
-
-                    b.Property<string>("Summary")
-                        .HasMaxLength(200)
-                        .HasColumnType("TEXT")
-                        .HasColumnName("summary")
-                        .HasComment("天气摘要");
-
-                    b.Property<int>("TemperatureC")
-                        .HasColumnType("INTEGER")
-                        .HasColumnName("temperature-c")
-                        .HasComment("摄氏温度");
-
-                    b.Property<DateTime>("UpdatedAt")
-                        .HasColumnType("TEXT")
-                        .HasColumnName("updated-at")
-                        .HasComment("更新时间");
-
-                    b.HasKey("Id")
-                        .HasName("pk-weather-forecast");
-
-                    b.ToTable("weather-forecast", t =>
-                        {
-                            t.HasComment("天气预报数据实体");
-                        });
-                });
-#pragma warning restore 612, 618
-        }
-    }
-}

FileShare-EFCore/Migrations/SQLite/20260520083230_AutoMigration_20260520163216.cs

@@ -1,30 +0,0 @@
-using Microsoft.EntityFrameworkCore.Migrations;
-
-#nullable disable
-
-namespace FileShare_EFCore.Migrations.SQLite
-{
-    /// <inheritdoc />
-    public partial class AutoMigration_20260520163216 : Migration
-    {
-        /// <inheritdoc />
-        protected override void Up(MigrationBuilder migrationBuilder)
-        {
-            migrationBuilder.AddColumn<string>(
-                name: "password-hash",
-                table: "user",
-                type: "TEXT",
-                maxLength: 200,
-                nullable: true,
-                comment: "密码哈希值");
-        }
-
-        /// <inheritdoc />
-        protected override void Down(MigrationBuilder migrationBuilder)
-        {
-            migrationBuilder.DropColumn(
-                name: "password-hash",
-                table: "user");
-        }
-    }
-}

FileShare-EFCore/Migrations/SQLite/20260521080213_AddFileLibrary.Designer.cs

@@ -1,352 +0,0 @@
-// <auto-generated />
-using System;
-using FileShare_EFCore.Database;
-using Microsoft.EntityFrameworkCore;
-using Microsoft.EntityFrameworkCore.Infrastructure;
-using Microsoft.EntityFrameworkCore.Migrations;
-using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
-
-#nullable disable
-
-namespace FileShare_EFCore.Migrations.SQLite
-{
-    [DbContext(typeof(SqliteAppDataContext))]
-    [Migration("20260521080213_AddFileLibrary")]
-    partial class AddFileLibrary
-    {
-        /// <inheritdoc />
-        protected override void BuildTargetModel(ModelBuilder modelBuilder)
-        {
-#pragma warning disable 612, 618
-            modelBuilder.HasAnnotation("ProductVersion", "10.0.7");
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ApiRefreshTokenEntity", b =>
-                {
-                    b.Property<long>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("INTEGER")
-                        .HasColumnName("id");
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("TEXT")
-                        .HasColumnName("created-at");
-
-                    b.Property<string>("Device")
-                        .HasMaxLength(200)
-                        .HasColumnType("TEXT")
-                        .HasColumnName("device");
-
-                    b.Property<DateTime>("ExpiresAt")
-                        .HasColumnType("TEXT")
-                        .HasColumnName("expires-at");
-
-                    b.Property<string>("IpAddress")
-                        .HasMaxLength(64)
-                        .HasColumnType("TEXT")
-                        .HasColumnName("ip-address");
-
-                    b.Property<string>("ReplacedByTokenHash")
-                        .HasMaxLength(128)
-                        .HasColumnType("TEXT")
-                        .HasColumnName("replaced-by-token-hash");
-
-                    b.Property<DateTime?>("RevokedAt")
-                        .HasColumnType("TEXT")
-                        .HasColumnName("revoked-at");
-
-                    b.Property<string>("TokenHash")
-                        .IsRequired()
-                        .HasMaxLength(128)
-                        .HasColumnType("TEXT")
-                        .HasColumnName("token-hash");
-
-                    b.Property<int>("UserId")
-                        .HasColumnType("INTEGER")
-                        .HasColumnName("user-id");
-
-                    b.HasKey("Id")
-                        .HasName("pk-api-refresh-token");
-
-                    b.HasIndex("TokenHash")
-                        .IsUnique()
-                        .HasDatabaseName("idx-api-refresh-token-hash");
-
-                    b.HasIndex("UserId")
-                        .HasDatabaseName("idx-api-refresh-token-user-id");
-
-                    b.ToTable("api-refresh-token", t =>
-                        {
-                            t.HasComment("API refresh token");
-                        });
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ManagedFileRecord", b =>
-                {
-                    b.Property<int>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("INTEGER")
-                        .HasColumnName("id");
-
-                    b.Property<string>("AbsolutePath")
-                        .IsRequired()
-                        .HasMaxLength(2048)
-                        .HasColumnType("TEXT")
-                        .HasColumnName("absolute-path");
-
-                    b.Property<string>("ContentType")
-                        .IsRequired()
-                        .HasMaxLength(100)
-                        .HasColumnType("TEXT")
-                        .HasColumnName("content-type");
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("TEXT")
-                        .HasColumnName("created-at");
-
-                    b.Property<bool>("Exists")
-                        .HasColumnType("INTEGER")
-                        .HasColumnName("exists");
-
-                    b.Property<string>("Extension")
-                        .IsRequired()
-                        .HasMaxLength(32)
-                        .HasColumnType("TEXT")
-                        .HasColumnName("extension");
-
-                    b.Property<string>("FileName")
-                        .IsRequired()
-                        .HasMaxLength(260)
-                        .HasColumnType("TEXT")
-                        .HasColumnName("file-name");
-
-                    b.Property<DateTime>("LastSeenAt")
-                        .HasColumnType("TEXT")
-                        .HasColumnName("last-seen-at");
-
-                    b.Property<DateTime>("LastWriteTimeUtc")
-                        .HasColumnType("TEXT")
-                        .HasColumnName("last-write-time-utc");
-
-                    b.Property<int>("LibraryRootId")
-                        .HasColumnType("INTEGER")
-                        .HasColumnName("library-root-id");
-
-                    b.Property<string>("MediaType")
-                        .IsRequired()
-                        .HasMaxLength(20)
-                        .HasColumnType("TEXT")
-                        .HasColumnName("media-type");
-
-                    b.Property<string>("RelativePath")
-                        .IsRequired()
-                        .HasMaxLength(1024)
-                        .HasColumnType("TEXT")
-                        .HasColumnName("relative-path");
-
-                    b.Property<long>("SizeBytes")
-                        .HasColumnType("INTEGER")
-                        .HasColumnName("size-bytes");
-
-                    b.Property<DateTime>("UpdatedAt")
-                        .HasColumnType("TEXT")
-                        .HasColumnName("updated-at");
-
-                    b.HasKey("Id")
-                        .HasName("pk-managed-file-record");
-
-                    b.HasIndex("AbsolutePath")
-                        .IsUnique()
-                        .HasDatabaseName("idx-managed-file-record-absolute-path");
-
-                    b.HasIndex("LibraryRootId")
-                        .HasDatabaseName("idx-managed-file-record-root-id");
-
-                    b.HasIndex("MediaType", "Exists")
-                        .HasDatabaseName("idx-managed-file-record-media-type-exists");
-
-                    b.ToTable("managed-file-record", t =>
-                        {
-                            t.HasComment("文件库文件记录");
-                        });
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ManagedLibraryRoot", b =>
-                {
-                    b.Property<int>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("INTEGER")
-                        .HasColumnName("id");
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("TEXT")
-                        .HasColumnName("created-at");
-
-                    b.Property<string>("DisplayName")
-                        .IsRequired()
-                        .HasMaxLength(200)
-                        .HasColumnType("TEXT")
-                        .HasColumnName("display-name");
-
-                    b.Property<bool>("IsAvailable")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("INTEGER")
-                        .HasDefaultValue(true)
-                        .HasColumnName("is-available");
-
-                    b.Property<bool>("IsEnabled")
-                        .HasColumnType("INTEGER")
-                        .HasColumnName("is-enabled");
-
-                    b.Property<DateTime?>("LastScanCompletedAt")
-                        .HasColumnType("TEXT")
-                        .HasColumnName("last-scan-completed-at");
-
-                    b.Property<string>("LastScanError")
-                        .HasMaxLength(2000)
-                        .HasColumnType("TEXT")
-                        .HasColumnName("last-scan-error");
-
-                    b.Property<DateTime?>("LastScanStartedAt")
-                        .HasColumnType("TEXT")
-                        .HasColumnName("last-scan-started-at");
-
-                    b.Property<string>("Path")
-                        .IsRequired()
-                        .HasMaxLength(1024)
-                        .HasColumnType("TEXT")
-                        .HasColumnName("path");
-
-                    b.Property<int>("ScanIntervalMinutes")
-                        .HasColumnType("INTEGER")
-                        .HasColumnName("scan-interval-minutes");
-
-                    b.Property<DateTime>("UpdatedAt")
-                        .HasColumnType("TEXT")
-                        .HasColumnName("updated-at");
-
-                    b.HasKey("Id")
-                        .HasName("pk-managed-library-root");
-
-                    b.HasIndex("Path")
-                        .IsUnique()
-                        .HasDatabaseName("idx-managed-library-root-path");
-
-                    b.ToTable("managed-library-root", t =>
-                        {
-                            t.HasComment("文件库根目录");
-                        });
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.UserEntity", b =>
-                {
-                    b.Property<int>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("INTEGER")
-                        .HasColumnName("id")
-                        .HasComment("用户主键");
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("TEXT")
-                        .HasColumnName("created-at")
-                        .HasComment("创建时间");
-
-                    b.Property<string>("Email")
-                        .HasMaxLength(200)
-                        .HasColumnType("TEXT")
-                        .HasColumnName("email")
-                        .HasComment("用户邮箱");
-
-                    b.Property<string>("Name")
-                        .HasMaxLength(100)
-                        .HasColumnType("TEXT")
-                        .HasColumnName("name")
-                        .HasComment("用户名称");
-
-                    b.Property<string>("PasswordHash")
-                        .HasMaxLength(200)
-                        .HasColumnType("TEXT")
-                        .HasColumnName("password-hash")
-                        .HasComment("密码哈希值");
-
-                    b.Property<string>("PhoneNumber")
-                        .HasMaxLength(50)
-                        .HasColumnType("TEXT")
-                        .HasColumnName("phone-number")
-                        .HasComment("电话号码");
-
-                    b.Property<DateTime>("UpdatedAt")
-                        .HasColumnType("TEXT")
-                        .HasColumnName("updated-at")
-                        .HasComment("更新时间");
-
-                    b.HasKey("Id")
-                        .HasName("pk-user");
-
-                    b.ToTable("user", t =>
-                        {
-                            t.HasComment("用户实体，演示数据库 CRUD 操作");
-                        });
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.WeatherForecastEntity", b =>
-                {
-                    b.Property<int>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("INTEGER")
-                        .HasColumnName("id")
-                        .HasComment("天气预报主键");
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("TEXT")
-                        .HasColumnName("created-at")
-                        .HasComment("创建时间");
-
-                    b.Property<DateOnly>("Date")
-                        .HasColumnType("TEXT")
-                        .HasColumnName("date")
-                        .HasComment("预报日期");
-
-                    b.Property<string>("Summary")
-                        .HasMaxLength(200)
-                        .HasColumnType("TEXT")
-                        .HasColumnName("summary")
-                        .HasComment("天气摘要");
-
-                    b.Property<int>("TemperatureC")
-                        .HasColumnType("INTEGER")
-                        .HasColumnName("temperature-c")
-                        .HasComment("摄氏温度");
-
-                    b.Property<DateTime>("UpdatedAt")
-                        .HasColumnType("TEXT")
-                        .HasColumnName("updated-at")
-                        .HasComment("更新时间");
-
-                    b.HasKey("Id")
-                        .HasName("pk-weather-forecast");
-
-                    b.ToTable("weather-forecast", t =>
-                        {
-                            t.HasComment("天气预报数据实体");
-                        });
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ManagedFileRecord", b =>
-                {
-                    b.HasOne("FileShare_EFCore.Models.ManagedLibraryRoot", "LibraryRoot")
-                        .WithMany("Files")
-                        .HasForeignKey("LibraryRootId")
-                        .OnDelete(DeleteBehavior.Cascade)
-                        .IsRequired();
-
-                    b.Navigation("LibraryRoot");
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ManagedLibraryRoot", b =>
-                {
-                    b.Navigation("Files");
-                });
-#pragma warning restore 612, 618
-        }
-    }
-}

FileShare-EFCore/Migrations/SQLite/20260521080213_AddFileLibrary.cs

@@ -1,102 +0,0 @@
-using System;
-using Microsoft.EntityFrameworkCore.Migrations;
-
-#nullable disable
-
-namespace FileShare_EFCore.Migrations.SQLite
-{
-    /// <inheritdoc />
-    public partial class AddFileLibrary : Migration
-    {
-        /// <inheritdoc />
-        protected override void Up(MigrationBuilder migrationBuilder)
-        {
-            migrationBuilder.CreateTable(
-                name: "managed-library-root",
-                columns: table => new
-                {
-                    id = table.Column<int>(type: "INTEGER", nullable: false)
-                        .Annotation("Sqlite:Autoincrement", true),
-                    path = table.Column<string>(type: "TEXT", maxLength: 1024, nullable: false),
-                    displayname = table.Column<string>(name: "display-name", type: "TEXT", maxLength: 200, nullable: false),
-                    isenabled = table.Column<bool>(name: "is-enabled", type: "INTEGER", nullable: false),
-                    isavailable = table.Column<bool>(name: "is-available", type: "INTEGER", nullable: false, defaultValue: true),
-                    scanintervalminutes = table.Column<int>(name: "scan-interval-minutes", type: "INTEGER", nullable: false),
-                    lastscanstartedat = table.Column<DateTime>(name: "last-scan-started-at", type: "TEXT", nullable: true),
-                    lastscancompletedat = table.Column<DateTime>(name: "last-scan-completed-at", type: "TEXT", nullable: true),
-                    lastscanerror = table.Column<string>(name: "last-scan-error", type: "TEXT", maxLength: 2000, nullable: true),
-                    createdat = table.Column<DateTime>(name: "created-at", type: "TEXT", nullable: false),
-                    updatedat = table.Column<DateTime>(name: "updated-at", type: "TEXT", nullable: false)
-                },
-                constraints: table =>
-                {
-                    table.PrimaryKey("pk-managed-library-root", x => x.id);
-                },
-                comment: "文件库根目录");
-
-            migrationBuilder.CreateTable(
-                name: "managed-file-record",
-                columns: table => new
-                {
-                    id = table.Column<int>(type: "INTEGER", nullable: false)
-                        .Annotation("Sqlite:Autoincrement", true),
-                    libraryrootid = table.Column<int>(name: "library-root-id", type: "INTEGER", nullable: false),
-                    filename = table.Column<string>(name: "file-name", type: "TEXT", maxLength: 260, nullable: false),
-                    relativepath = table.Column<string>(name: "relative-path", type: "TEXT", maxLength: 1024, nullable: false),
-                    absolutepath = table.Column<string>(name: "absolute-path", type: "TEXT", maxLength: 2048, nullable: false),
-                    extension = table.Column<string>(type: "TEXT", maxLength: 32, nullable: false),
-                    sizebytes = table.Column<long>(name: "size-bytes", type: "INTEGER", nullable: false),
-                    lastwritetimeutc = table.Column<DateTime>(name: "last-write-time-utc", type: "TEXT", nullable: false),
-                    mediatype = table.Column<string>(name: "media-type", type: "TEXT", maxLength: 20, nullable: false),
-                    contenttype = table.Column<string>(name: "content-type", type: "TEXT", maxLength: 100, nullable: false),
-                    exists = table.Column<bool>(type: "INTEGER", nullable: false),
-                    lastseenat = table.Column<DateTime>(name: "last-seen-at", type: "TEXT", nullable: false),
-                    createdat = table.Column<DateTime>(name: "created-at", type: "TEXT", nullable: false),
-                    updatedat = table.Column<DateTime>(name: "updated-at", type: "TEXT", nullable: false)
-                },
-                constraints: table =>
-                {
-                    table.PrimaryKey("pk-managed-file-record", x => x.id);
-                    table.ForeignKey(
-                        name: "FK_managed-file-record_managed-library-root_library-root-id",
-                        column: x => x.libraryrootid,
-                        principalTable: "managed-library-root",
-                        principalColumn: "id",
-                        onDelete: ReferentialAction.Cascade);
-                },
-                comment: "文件库文件记录");
-
-            migrationBuilder.CreateIndex(
-                name: "idx-managed-file-record-absolute-path",
-                table: "managed-file-record",
-                column: "absolute-path",
-                unique: true);
-
-            migrationBuilder.CreateIndex(
-                name: "idx-managed-file-record-media-type-exists",
-                table: "managed-file-record",
-                columns: new[] { "media-type", "exists" });
-
-            migrationBuilder.CreateIndex(
-                name: "idx-managed-file-record-root-id",
-                table: "managed-file-record",
-                column: "library-root-id");
-
-            migrationBuilder.CreateIndex(
-                name: "idx-managed-library-root-path",
-                table: "managed-library-root",
-                column: "path",
-                unique: true);
-        }
-
-        /// <inheritdoc />
-        protected override void Down(MigrationBuilder migrationBuilder)
-        {
-            migrationBuilder.DropTable(
-                name: "managed-file-record");
-
-            migrationBuilder.DropTable(
-                name: "managed-library-root");
-        }
-    }
-}

FileShare-EFCore/Migrations/SQLite/20260522082814_AutoMigration_20260522162758.Designer.cs

@@ -1,368 +0,0 @@
-// <auto-generated />
-using System;
-using FileShare_EFCore.Database;
-using Microsoft.EntityFrameworkCore;
-using Microsoft.EntityFrameworkCore.Infrastructure;
-using Microsoft.EntityFrameworkCore.Migrations;
-using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
-
-#nullable disable
-
-namespace FileShare_EFCore.Migrations.SQLite
-{
-    [DbContext(typeof(SqliteAppDataContext))]
-    [Migration("20260522082814_AutoMigration_20260522162758")]
-    partial class AutoMigration_20260522162758
-    {
-        /// <inheritdoc />
-        protected override void BuildTargetModel(ModelBuilder modelBuilder)
-        {
-#pragma warning disable 612, 618
-            modelBuilder.HasAnnotation("ProductVersion", "10.0.7");
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ApiRefreshTokenEntity", b =>
-                {
-                    b.Property<long>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("INTEGER")
-                        .HasColumnName("id");
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("TEXT")
-                        .HasColumnName("created-at");
-
-                    b.Property<string>("Device")
-                        .HasMaxLength(200)
-                        .HasColumnType("TEXT")
-                        .HasColumnName("device");
-
-                    b.Property<DateTime>("ExpiresAt")
-                        .HasColumnType("TEXT")
-                        .HasColumnName("expires-at");
-
-                    b.Property<string>("IpAddress")
-                        .HasMaxLength(64)
-                        .HasColumnType("TEXT")
-                        .HasColumnName("ip-address");
-
-                    b.Property<string>("ReplacedByTokenHash")
-                        .HasMaxLength(128)
-                        .HasColumnType("TEXT")
-                        .HasColumnName("replaced-by-token-hash");
-
-                    b.Property<DateTime?>("RevokedAt")
-                        .HasColumnType("TEXT")
-                        .HasColumnName("revoked-at");
-
-                    b.Property<string>("TokenHash")
-                        .IsRequired()
-                        .HasMaxLength(128)
-                        .HasColumnType("TEXT")
-                        .HasColumnName("token-hash");
-
-                    b.Property<int>("UserId")
-                        .HasColumnType("INTEGER")
-                        .HasColumnName("user-id");
-
-                    b.HasKey("Id")
-                        .HasName("pk-api-refresh-token");
-
-                    b.HasIndex("TokenHash")
-                        .IsUnique()
-                        .HasDatabaseName("idx-api-refresh-token-hash");
-
-                    b.HasIndex("UserId")
-                        .HasDatabaseName("idx-api-refresh-token-user-id");
-
-                    b.ToTable("api-refresh-token", t =>
-                        {
-                            t.HasComment("API refresh token");
-                        });
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ManagedFileRecord", b =>
-                {
-                    b.Property<int>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("INTEGER")
-                        .HasColumnName("id");
-
-                    b.Property<string>("AbsolutePath")
-                        .IsRequired()
-                        .HasMaxLength(2048)
-                        .HasColumnType("TEXT")
-                        .HasColumnName("absolute-path");
-
-                    b.Property<string>("ContentType")
-                        .IsRequired()
-                        .HasMaxLength(100)
-                        .HasColumnType("TEXT")
-                        .HasColumnName("content-type");
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("TEXT")
-                        .HasColumnName("created-at");
-
-                    b.Property<bool>("Exists")
-                        .HasColumnType("INTEGER")
-                        .HasColumnName("exists");
-
-                    b.Property<string>("Extension")
-                        .IsRequired()
-                        .HasMaxLength(32)
-                        .HasColumnType("TEXT")
-                        .HasColumnName("extension");
-
-                    b.Property<string>("FileName")
-                        .IsRequired()
-                        .HasMaxLength(260)
-                        .HasColumnType("TEXT")
-                        .HasColumnName("file-name");
-
-                    b.Property<DateTime?>("LastPlayedAt")
-                        .HasColumnType("TEXT")
-                        .HasColumnName("last-played-at");
-
-                    b.Property<DateTime>("LastSeenAt")
-                        .HasColumnType("TEXT")
-                        .HasColumnName("last-seen-at");
-
-                    b.Property<DateTime>("LastWriteTimeUtc")
-                        .HasColumnType("TEXT")
-                        .HasColumnName("last-write-time-utc");
-
-                    b.Property<int>("LibraryRootId")
-                        .HasColumnType("INTEGER")
-                        .HasColumnName("library-root-id");
-
-                    b.Property<string>("MediaType")
-                        .IsRequired()
-                        .HasMaxLength(20)
-                        .HasColumnType("TEXT")
-                        .HasColumnName("media-type");
-
-                    b.Property<string>("RelativePath")
-                        .IsRequired()
-                        .HasMaxLength(1024)
-                        .HasColumnType("TEXT")
-                        .HasColumnName("relative-path");
-
-                    b.Property<long>("SizeBytes")
-                        .HasColumnType("INTEGER")
-                        .HasColumnName("size-bytes");
-
-                    b.Property<string>("ThumbnailPath")
-                        .HasMaxLength(512)
-                        .HasColumnType("TEXT")
-                        .HasColumnName("thumbnail-path");
-
-                    b.Property<DateTime>("UpdatedAt")
-                        .HasColumnType("TEXT")
-                        .HasColumnName("updated-at");
-
-                    b.Property<double?>("VideoDuration")
-                        .HasColumnType("REAL")
-                        .HasColumnName("video-duration");
-
-                    b.HasKey("Id")
-                        .HasName("pk-managed-file-record");
-
-                    b.HasIndex("AbsolutePath")
-                        .IsUnique()
-                        .HasDatabaseName("idx-managed-file-record-absolute-path");
-
-                    b.HasIndex("LastPlayedAt")
-                        .HasDatabaseName("idx-managed-file-record-last-played-at");
-
-                    b.HasIndex("LibraryRootId")
-                        .HasDatabaseName("idx-managed-file-record-root-id");
-
-                    b.HasIndex("MediaType", "Exists")
-                        .HasDatabaseName("idx-managed-file-record-media-type-exists");
-
-                    b.ToTable("managed-file-record", t =>
-                        {
-                            t.HasComment("文件库文件记录");
-                        });
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ManagedLibraryRoot", b =>
-                {
-                    b.Property<int>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("INTEGER")
-                        .HasColumnName("id");
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("TEXT")
-                        .HasColumnName("created-at");
-
-                    b.Property<string>("DisplayName")
-                        .IsRequired()
-                        .HasMaxLength(200)
-                        .HasColumnType("TEXT")
-                        .HasColumnName("display-name");
-
-                    b.Property<bool>("IsAvailable")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("INTEGER")
-                        .HasDefaultValue(true)
-                        .HasColumnName("is-available");
-
-                    b.Property<bool>("IsEnabled")
-                        .HasColumnType("INTEGER")
-                        .HasColumnName("is-enabled");
-
-                    b.Property<DateTime?>("LastScanCompletedAt")
-                        .HasColumnType("TEXT")
-                        .HasColumnName("last-scan-completed-at");
-
-                    b.Property<string>("LastScanError")
-                        .HasMaxLength(2000)
-                        .HasColumnType("TEXT")
-                        .HasColumnName("last-scan-error");
-
-                    b.Property<DateTime?>("LastScanStartedAt")
-                        .HasColumnType("TEXT")
-                        .HasColumnName("last-scan-started-at");
-
-                    b.Property<string>("Path")
-                        .IsRequired()
-                        .HasMaxLength(1024)
-                        .HasColumnType("TEXT")
-                        .HasColumnName("path");
-
-                    b.Property<int>("ScanIntervalMinutes")
-                        .HasColumnType("INTEGER")
-                        .HasColumnName("scan-interval-minutes");
-
-                    b.Property<DateTime>("UpdatedAt")
-                        .HasColumnType("TEXT")
-                        .HasColumnName("updated-at");
-
-                    b.HasKey("Id")
-                        .HasName("pk-managed-library-root");
-
-                    b.HasIndex("Path")
-                        .IsUnique()
-                        .HasDatabaseName("idx-managed-library-root-path");
-
-                    b.ToTable("managed-library-root", t =>
-                        {
-                            t.HasComment("文件库根目录");
-                        });
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.UserEntity", b =>
-                {
-                    b.Property<int>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("INTEGER")
-                        .HasColumnName("id")
-                        .HasComment("用户主键");
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("TEXT")
-                        .HasColumnName("created-at")
-                        .HasComment("创建时间");
-
-                    b.Property<string>("Email")
-                        .HasMaxLength(200)
-                        .HasColumnType("TEXT")
-                        .HasColumnName("email")
-                        .HasComment("用户邮箱");
-
-                    b.Property<string>("Name")
-                        .HasMaxLength(100)
-                        .HasColumnType("TEXT")
-                        .HasColumnName("name")
-                        .HasComment("用户名称");
-
-                    b.Property<string>("PasswordHash")
-                        .HasMaxLength(200)
-                        .HasColumnType("TEXT")
-                        .HasColumnName("password-hash")
-                        .HasComment("密码哈希值");
-
-                    b.Property<string>("PhoneNumber")
-                        .HasMaxLength(50)
-                        .HasColumnType("TEXT")
-                        .HasColumnName("phone-number")
-                        .HasComment("电话号码");
-
-                    b.Property<DateTime>("UpdatedAt")
-                        .HasColumnType("TEXT")
-                        .HasColumnName("updated-at")
-                        .HasComment("更新时间");
-
-                    b.HasKey("Id")
-                        .HasName("pk-user");
-
-                    b.ToTable("user", t =>
-                        {
-                            t.HasComment("用户实体，演示数据库 CRUD 操作");
-                        });
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.WeatherForecastEntity", b =>
-                {
-                    b.Property<int>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("INTEGER")
-                        .HasColumnName("id")
-                        .HasComment("天气预报主键");
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("TEXT")
-                        .HasColumnName("created-at")
-                        .HasComment("创建时间");
-
-                    b.Property<DateOnly>("Date")
-                        .HasColumnType("TEXT")
-                        .HasColumnName("date")
-                        .HasComment("预报日期");
-
-                    b.Property<string>("Summary")
-                        .HasMaxLength(200)
-                        .HasColumnType("TEXT")
-                        .HasColumnName("summary")
-                        .HasComment("天气摘要");
-
-                    b.Property<int>("TemperatureC")
-                        .HasColumnType("INTEGER")
-                        .HasColumnName("temperature-c")
-                        .HasComment("摄氏温度");
-
-                    b.Property<DateTime>("UpdatedAt")
-                        .HasColumnType("TEXT")
-                        .HasColumnName("updated-at")
-                        .HasComment("更新时间");
-
-                    b.HasKey("Id")
-                        .HasName("pk-weather-forecast");
-
-                    b.ToTable("weather-forecast", t =>
-                        {
-                            t.HasComment("天气预报数据实体");
-                        });
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ManagedFileRecord", b =>
-                {
-                    b.HasOne("FileShare_EFCore.Models.ManagedLibraryRoot", "LibraryRoot")
-                        .WithMany("Files")
-                        .HasForeignKey("LibraryRootId")
-                        .OnDelete(DeleteBehavior.Cascade)
-                        .IsRequired();
-
-                    b.Navigation("LibraryRoot");
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ManagedLibraryRoot", b =>
-                {
-                    b.Navigation("Files");
-                });
-#pragma warning restore 612, 618
-        }
-    }
-}

FileShare-EFCore/Migrations/SQLite/20260522082814_AutoMigration_20260522162758.cs

@@ -1,59 +0,0 @@
-using System;
-using Microsoft.EntityFrameworkCore.Migrations;
-
-#nullable disable
-
-namespace FileShare_EFCore.Migrations.SQLite
-{
-    /// <inheritdoc />
-    public partial class AutoMigration_20260522162758 : Migration
-    {
-        /// <inheritdoc />
-        protected override void Up(MigrationBuilder migrationBuilder)
-        {
-            migrationBuilder.AddColumn<DateTime>(
-                name: "last-played-at",
-                table: "managed-file-record",
-                type: "TEXT",
-                nullable: true);
-
-            migrationBuilder.AddColumn<string>(
-                name: "thumbnail-path",
-                table: "managed-file-record",
-                type: "TEXT",
-                maxLength: 512,
-                nullable: true);
-
-            migrationBuilder.AddColumn<double>(
-                name: "video-duration",
-                table: "managed-file-record",
-                type: "REAL",
-                nullable: true);
-
-            migrationBuilder.CreateIndex(
-                name: "idx-managed-file-record-last-played-at",
-                table: "managed-file-record",
-                column: "last-played-at");
-        }
-
-        /// <inheritdoc />
-        protected override void Down(MigrationBuilder migrationBuilder)
-        {
-            migrationBuilder.DropIndex(
-                name: "idx-managed-file-record-last-played-at",
-                table: "managed-file-record");
-
-            migrationBuilder.DropColumn(
-                name: "last-played-at",
-                table: "managed-file-record");
-
-            migrationBuilder.DropColumn(
-                name: "thumbnail-path",
-                table: "managed-file-record");
-
-            migrationBuilder.DropColumn(
-                name: "video-duration",
-                table: "managed-file-record");
-        }
-    }
-}

FileShare-EFCore/Migrations/SQLite/20260522084259_AddThumbnailMap.Designer.cs

@@ -1,442 +0,0 @@
-// <auto-generated />
-using System;
-using FileShare_EFCore.Database;
-using Microsoft.EntityFrameworkCore;
-using Microsoft.EntityFrameworkCore.Infrastructure;
-using Microsoft.EntityFrameworkCore.Migrations;
-using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
-
-#nullable disable
-
-namespace FileShare_EFCore.Migrations.SQLite
-{
-    [DbContext(typeof(SqliteAppDataContext))]
-    [Migration("20260522084259_AddThumbnailMap")]
-    partial class AddThumbnailMap
-    {
-        /// <inheritdoc />
-        protected override void BuildTargetModel(ModelBuilder modelBuilder)
-        {
-#pragma warning disable 612, 618
-            modelBuilder.HasAnnotation("ProductVersion", "10.0.7");
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ApiRefreshTokenEntity", b =>
-                {
-                    b.Property<long>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("INTEGER")
-                        .HasColumnName("id");
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("TEXT")
-                        .HasColumnName("created-at");
-
-                    b.Property<string>("Device")
-                        .HasMaxLength(200)
-                        .HasColumnType("TEXT")
-                        .HasColumnName("device");
-
-                    b.Property<DateTime>("ExpiresAt")
-                        .HasColumnType("TEXT")
-                        .HasColumnName("expires-at");
-
-                    b.Property<string>("IpAddress")
-                        .HasMaxLength(64)
-                        .HasColumnType("TEXT")
-                        .HasColumnName("ip-address");
-
-                    b.Property<string>("ReplacedByTokenHash")
-                        .HasMaxLength(128)
-                        .HasColumnType("TEXT")
-                        .HasColumnName("replaced-by-token-hash");
-
-                    b.Property<DateTime?>("RevokedAt")
-                        .HasColumnType("TEXT")
-                        .HasColumnName("revoked-at");
-
-                    b.Property<string>("TokenHash")
-                        .IsRequired()
-                        .HasMaxLength(128)
-                        .HasColumnType("TEXT")
-                        .HasColumnName("token-hash");
-
-                    b.Property<int>("UserId")
-                        .HasColumnType("INTEGER")
-                        .HasColumnName("user-id");
-
-                    b.HasKey("Id")
-                        .HasName("pk-api-refresh-token");
-
-                    b.HasIndex("TokenHash")
-                        .IsUnique()
-                        .HasDatabaseName("idx-api-refresh-token-hash");
-
-                    b.HasIndex("UserId")
-                        .HasDatabaseName("idx-api-refresh-token-user-id");
-
-                    b.ToTable("api-refresh-token", t =>
-                        {
-                            t.HasComment("API refresh token");
-                        });
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ManagedFileRecord", b =>
-                {
-                    b.Property<int>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("INTEGER")
-                        .HasColumnName("id");
-
-                    b.Property<string>("AbsolutePath")
-                        .IsRequired()
-                        .HasMaxLength(2048)
-                        .HasColumnType("TEXT")
-                        .HasColumnName("absolute-path");
-
-                    b.Property<string>("ContentType")
-                        .IsRequired()
-                        .HasMaxLength(100)
-                        .HasColumnType("TEXT")
-                        .HasColumnName("content-type");
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("TEXT")
-                        .HasColumnName("created-at");
-
-                    b.Property<bool>("Exists")
-                        .HasColumnType("INTEGER")
-                        .HasColumnName("exists");
-
-                    b.Property<string>("Extension")
-                        .IsRequired()
-                        .HasMaxLength(32)
-                        .HasColumnType("TEXT")
-                        .HasColumnName("extension");
-
-                    b.Property<string>("FileName")
-                        .IsRequired()
-                        .HasMaxLength(260)
-                        .HasColumnType("TEXT")
-                        .HasColumnName("file-name");
-
-                    b.Property<DateTime?>("LastPlayedAt")
-                        .HasColumnType("TEXT")
-                        .HasColumnName("last-played-at");
-
-                    b.Property<DateTime>("LastSeenAt")
-                        .HasColumnType("TEXT")
-                        .HasColumnName("last-seen-at");
-
-                    b.Property<DateTime>("LastWriteTimeUtc")
-                        .HasColumnType("TEXT")
-                        .HasColumnName("last-write-time-utc");
-
-                    b.Property<int>("LibraryRootId")
-                        .HasColumnType("INTEGER")
-                        .HasColumnName("library-root-id");
-
-                    b.Property<string>("MediaType")
-                        .IsRequired()
-                        .HasMaxLength(20)
-                        .HasColumnType("TEXT")
-                        .HasColumnName("media-type");
-
-                    b.Property<string>("RelativePath")
-                        .IsRequired()
-                        .HasMaxLength(1024)
-                        .HasColumnType("TEXT")
-                        .HasColumnName("relative-path");
-
-                    b.Property<long>("SizeBytes")
-                        .HasColumnType("INTEGER")
-                        .HasColumnName("size-bytes");
-
-                    b.Property<int?>("ThumbnailId")
-                        .HasColumnType("INTEGER")
-                        .HasColumnName("thumbnail-id");
-
-                    b.Property<DateTime>("UpdatedAt")
-                        .HasColumnType("TEXT")
-                        .HasColumnName("updated-at");
-
-                    b.Property<double?>("VideoDuration")
-                        .HasColumnType("REAL")
-                        .HasColumnName("video-duration");
-
-                    b.HasKey("Id")
-                        .HasName("pk-managed-file-record");
-
-                    b.HasIndex("AbsolutePath")
-                        .IsUnique()
-                        .HasDatabaseName("idx-managed-file-record-absolute-path");
-
-                    b.HasIndex("LastPlayedAt")
-                        .HasDatabaseName("idx-managed-file-record-last-played-at");
-
-                    b.HasIndex("LibraryRootId")
-                        .HasDatabaseName("idx-managed-file-record-root-id");
-
-                    b.HasIndex("ThumbnailId")
-                        .HasDatabaseName("idx-managed-file-record-thumbnail-id");
-
-                    b.HasIndex("MediaType", "Exists")
-                        .HasDatabaseName("idx-managed-file-record-media-type-exists");
-
-                    b.ToTable("managed-file-record", t =>
-                        {
-                            t.HasComment("文件库文件记录");
-                        });
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ManagedLibraryRoot", b =>
-                {
-                    b.Property<int>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("INTEGER")
-                        .HasColumnName("id");
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("TEXT")
-                        .HasColumnName("created-at");
-
-                    b.Property<string>("DisplayName")
-                        .IsRequired()
-                        .HasMaxLength(200)
-                        .HasColumnType("TEXT")
-                        .HasColumnName("display-name");
-
-                    b.Property<bool>("IsAvailable")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("INTEGER")
-                        .HasDefaultValue(true)
-                        .HasColumnName("is-available");
-
-                    b.Property<bool>("IsEnabled")
-                        .HasColumnType("INTEGER")
-                        .HasColumnName("is-enabled");
-
-                    b.Property<DateTime?>("LastScanCompletedAt")
-                        .HasColumnType("TEXT")
-                        .HasColumnName("last-scan-completed-at");
-
-                    b.Property<string>("LastScanError")
-                        .HasMaxLength(2000)
-                        .HasColumnType("TEXT")
-                        .HasColumnName("last-scan-error");
-
-                    b.Property<DateTime?>("LastScanStartedAt")
-                        .HasColumnType("TEXT")
-                        .HasColumnName("last-scan-started-at");
-
-                    b.Property<string>("Path")
-                        .IsRequired()
-                        .HasMaxLength(1024)
-                        .HasColumnType("TEXT")
-                        .HasColumnName("path");
-
-                    b.Property<int>("ScanIntervalMinutes")
-                        .HasColumnType("INTEGER")
-                        .HasColumnName("scan-interval-minutes");
-
-                    b.Property<DateTime>("UpdatedAt")
-                        .HasColumnType("TEXT")
-                        .HasColumnName("updated-at");
-
-                    b.HasKey("Id")
-                        .HasName("pk-managed-library-root");
-
-                    b.HasIndex("Path")
-                        .IsUnique()
-                        .HasDatabaseName("idx-managed-library-root-path");
-
-                    b.ToTable("managed-library-root", t =>
-                        {
-                            t.HasComment("文件库根目录");
-                        });
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ManagedThumbnailMap", b =>
-                {
-                    b.Property<int>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("INTEGER")
-                        .HasColumnName("id");
-
-                    b.Property<string>("ContentType")
-                        .IsRequired()
-                        .HasMaxLength(100)
-                        .HasColumnType("TEXT")
-                        .HasColumnName("content-type");
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("TEXT")
-                        .HasColumnName("created-at");
-
-                    b.Property<int>("LibraryRootId")
-                        .HasColumnType("INTEGER")
-                        .HasColumnName("library-root-id");
-
-                    b.Property<string>("RelativePath")
-                        .IsRequired()
-                        .HasMaxLength(1024)
-                        .HasColumnType("TEXT")
-                        .HasColumnName("relative-path");
-
-                    b.Property<DateTime>("UpdatedAt")
-                        .HasColumnType("TEXT")
-                        .HasColumnName("updated-at");
-
-                    b.HasKey("Id")
-                        .HasName("pk-managed-thumbnail-map");
-
-                    b.HasIndex("LibraryRootId")
-                        .HasDatabaseName("idx-managed-thumbnail-map-root-id");
-
-                    b.HasIndex("RelativePath")
-                        .IsUnique()
-                        .HasDatabaseName("idx-managed-thumbnail-map-relative-path");
-
-                    b.ToTable("managed-thumbnail-map", t =>
-                        {
-                            t.HasComment("文件缩略图映射记录");
-                        });
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.UserEntity", b =>
-                {
-                    b.Property<int>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("INTEGER")
-                        .HasColumnName("id")
-                        .HasComment("用户主键");
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("TEXT")
-                        .HasColumnName("created-at")
-                        .HasComment("创建时间");
-
-                    b.Property<string>("Email")
-                        .HasMaxLength(200)
-                        .HasColumnType("TEXT")
-                        .HasColumnName("email")
-                        .HasComment("用户邮箱");
-
-                    b.Property<string>("Name")
-                        .HasMaxLength(100)
-                        .HasColumnType("TEXT")
-                        .HasColumnName("name")
-                        .HasComment("用户名称");
-
-                    b.Property<string>("PasswordHash")
-                        .HasMaxLength(200)
-                        .HasColumnType("TEXT")
-                        .HasColumnName("password-hash")
-                        .HasComment("密码哈希值");
-
-                    b.Property<string>("PhoneNumber")
-                        .HasMaxLength(50)
-                        .HasColumnType("TEXT")
-                        .HasColumnName("phone-number")
-                        .HasComment("电话号码");
-
-                    b.Property<DateTime>("UpdatedAt")
-                        .HasColumnType("TEXT")
-                        .HasColumnName("updated-at")
-                        .HasComment("更新时间");
-
-                    b.HasKey("Id")
-                        .HasName("pk-user");
-
-                    b.ToTable("user", t =>
-                        {
-                            t.HasComment("用户实体，演示数据库 CRUD 操作");
-                        });
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.WeatherForecastEntity", b =>
-                {
-                    b.Property<int>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("INTEGER")
-                        .HasColumnName("id")
-                        .HasComment("天气预报主键");
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("TEXT")
-                        .HasColumnName("created-at")
-                        .HasComment("创建时间");
-
-                    b.Property<DateOnly>("Date")
-                        .HasColumnType("TEXT")
-                        .HasColumnName("date")
-                        .HasComment("预报日期");
-
-                    b.Property<string>("Summary")
-                        .HasMaxLength(200)
-                        .HasColumnType("TEXT")
-                        .HasColumnName("summary")
-                        .HasComment("天气摘要");
-
-                    b.Property<int>("TemperatureC")
-                        .HasColumnType("INTEGER")
-                        .HasColumnName("temperature-c")
-                        .HasComment("摄氏温度");
-
-                    b.Property<DateTime>("UpdatedAt")
-                        .HasColumnType("TEXT")
-                        .HasColumnName("updated-at")
-                        .HasComment("更新时间");
-
-                    b.HasKey("Id")
-                        .HasName("pk-weather-forecast");
-
-                    b.ToTable("weather-forecast", t =>
-                        {
-                            t.HasComment("天气预报数据实体");
-                        });
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ManagedFileRecord", b =>
-                {
-                    b.HasOne("FileShare_EFCore.Models.ManagedLibraryRoot", "LibraryRoot")
-                        .WithMany("Files")
-                        .HasForeignKey("LibraryRootId")
-                        .OnDelete(DeleteBehavior.Cascade)
-                        .IsRequired();
-
-                    b.HasOne("FileShare_EFCore.Models.ManagedThumbnailMap", "Thumbnail")
-                        .WithMany("Files")
-                        .HasForeignKey("ThumbnailId")
-                        .OnDelete(DeleteBehavior.SetNull);
-
-                    b.Navigation("LibraryRoot");
-
-                    b.Navigation("Thumbnail");
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ManagedThumbnailMap", b =>
-                {
-                    b.HasOne("FileShare_EFCore.Models.ManagedLibraryRoot", "LibraryRoot")
-                        .WithMany("Thumbnails")
-                        .HasForeignKey("LibraryRootId")
-                        .OnDelete(DeleteBehavior.Cascade)
-                        .IsRequired();
-
-                    b.Navigation("LibraryRoot");
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ManagedLibraryRoot", b =>
-                {
-                    b.Navigation("Files");
-
-                    b.Navigation("Thumbnails");
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ManagedThumbnailMap", b =>
-                {
-                    b.Navigation("Files");
-                });
-#pragma warning restore 612, 618
-        }
-    }
-}

FileShare-EFCore/Migrations/SQLite/20260522084259_AddThumbnailMap.cs

@@ -1,99 +0,0 @@
-using System;
-using Microsoft.EntityFrameworkCore.Migrations;
-
-#nullable disable
-
-namespace FileShare_EFCore.Migrations.SQLite
-{
-    /// <inheritdoc />
-    public partial class AddThumbnailMap : Migration
-    {
-        /// <inheritdoc />
-        protected override void Up(MigrationBuilder migrationBuilder)
-        {
-            migrationBuilder.DropColumn(
-                name: "thumbnail-path",
-                table: "managed-file-record");
-
-            migrationBuilder.AddColumn<int>(
-                name: "thumbnail-id",
-                table: "managed-file-record",
-                type: "INTEGER",
-                nullable: true);
-
-            migrationBuilder.CreateTable(
-                name: "managed-thumbnail-map",
-                columns: table => new
-                {
-                    id = table.Column<int>(type: "INTEGER", nullable: false)
-                        .Annotation("Sqlite:Autoincrement", true),
-                    libraryrootid = table.Column<int>(name: "library-root-id", type: "INTEGER", nullable: false),
-                    relativepath = table.Column<string>(name: "relative-path", type: "TEXT", maxLength: 1024, nullable: false),
-                    contenttype = table.Column<string>(name: "content-type", type: "TEXT", maxLength: 100, nullable: false),
-                    createdat = table.Column<DateTime>(name: "created-at", type: "TEXT", nullable: false),
-                    updatedat = table.Column<DateTime>(name: "updated-at", type: "TEXT", nullable: false)
-                },
-                constraints: table =>
-                {
-                    table.PrimaryKey("pk-managed-thumbnail-map", x => x.id);
-                    table.ForeignKey(
-                        name: "FK_managed-thumbnail-map_managed-library-root_library-root-id",
-                        column: x => x.libraryrootid,
-                        principalTable: "managed-library-root",
-                        principalColumn: "id",
-                        onDelete: ReferentialAction.Cascade);
-                },
-                comment: "文件缩略图映射记录");
-
-            migrationBuilder.CreateIndex(
-                name: "idx-managed-file-record-thumbnail-id",
-                table: "managed-file-record",
-                column: "thumbnail-id");
-
-            migrationBuilder.CreateIndex(
-                name: "idx-managed-thumbnail-map-relative-path",
-                table: "managed-thumbnail-map",
-                column: "relative-path",
-                unique: true);
-
-            migrationBuilder.CreateIndex(
-                name: "idx-managed-thumbnail-map-root-id",
-                table: "managed-thumbnail-map",
-                column: "library-root-id");
-
-            migrationBuilder.AddForeignKey(
-                name: "FK_managed-file-record_managed-thumbnail-map_thumbnail-id",
-                table: "managed-file-record",
-                column: "thumbnail-id",
-                principalTable: "managed-thumbnail-map",
-                principalColumn: "id",
-                onDelete: ReferentialAction.SetNull);
-        }
-
-        /// <inheritdoc />
-        protected override void Down(MigrationBuilder migrationBuilder)
-        {
-            migrationBuilder.DropForeignKey(
-                name: "FK_managed-file-record_managed-thumbnail-map_thumbnail-id",
-                table: "managed-file-record");
-
-            migrationBuilder.DropTable(
-                name: "managed-thumbnail-map");
-
-            migrationBuilder.DropIndex(
-                name: "idx-managed-file-record-thumbnail-id",
-                table: "managed-file-record");
-
-            migrationBuilder.DropColumn(
-                name: "thumbnail-id",
-                table: "managed-file-record");
-
-            migrationBuilder.AddColumn<string>(
-                name: "thumbnail-path",
-                table: "managed-file-record",
-                type: "TEXT",
-                maxLength: 512,
-                nullable: true);
-        }
-    }
-}

FileShare-EFCore/Migrations/SQLite/20260522092304_AddPlaybackPosition.Designer.cs

@@ -1,446 +0,0 @@
-// <auto-generated />
-using System;
-using FileShare_EFCore.Database;
-using Microsoft.EntityFrameworkCore;
-using Microsoft.EntityFrameworkCore.Infrastructure;
-using Microsoft.EntityFrameworkCore.Migrations;
-using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
-
-#nullable disable
-
-namespace FileShare_EFCore.Migrations.SQLite
-{
-    [DbContext(typeof(SqliteAppDataContext))]
-    [Migration("20260522092304_AddPlaybackPosition")]
-    partial class AddPlaybackPosition
-    {
-        /// <inheritdoc />
-        protected override void BuildTargetModel(ModelBuilder modelBuilder)
-        {
-#pragma warning disable 612, 618
-            modelBuilder.HasAnnotation("ProductVersion", "10.0.7");
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ApiRefreshTokenEntity", b =>
-                {
-                    b.Property<long>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("INTEGER")
-                        .HasColumnName("id");
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("TEXT")
-                        .HasColumnName("created-at");
-
-                    b.Property<string>("Device")
-                        .HasMaxLength(200)
-                        .HasColumnType("TEXT")
-                        .HasColumnName("device");
-
-                    b.Property<DateTime>("ExpiresAt")
-                        .HasColumnType("TEXT")
-                        .HasColumnName("expires-at");
-
-                    b.Property<string>("IpAddress")
-                        .HasMaxLength(64)
-                        .HasColumnType("TEXT")
-                        .HasColumnName("ip-address");
-
-                    b.Property<string>("ReplacedByTokenHash")
-                        .HasMaxLength(128)
-                        .HasColumnType("TEXT")
-                        .HasColumnName("replaced-by-token-hash");
-
-                    b.Property<DateTime?>("RevokedAt")
-                        .HasColumnType("TEXT")
-                        .HasColumnName("revoked-at");
-
-                    b.Property<string>("TokenHash")
-                        .IsRequired()
-                        .HasMaxLength(128)
-                        .HasColumnType("TEXT")
-                        .HasColumnName("token-hash");
-
-                    b.Property<int>("UserId")
-                        .HasColumnType("INTEGER")
-                        .HasColumnName("user-id");
-
-                    b.HasKey("Id")
-                        .HasName("pk-api-refresh-token");
-
-                    b.HasIndex("TokenHash")
-                        .IsUnique()
-                        .HasDatabaseName("idx-api-refresh-token-hash");
-
-                    b.HasIndex("UserId")
-                        .HasDatabaseName("idx-api-refresh-token-user-id");
-
-                    b.ToTable("api-refresh-token", t =>
-                        {
-                            t.HasComment("API refresh token");
-                        });
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ManagedFileRecord", b =>
-                {
-                    b.Property<int>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("INTEGER")
-                        .HasColumnName("id");
-
-                    b.Property<string>("AbsolutePath")
-                        .IsRequired()
-                        .HasMaxLength(2048)
-                        .HasColumnType("TEXT")
-                        .HasColumnName("absolute-path");
-
-                    b.Property<string>("ContentType")
-                        .IsRequired()
-                        .HasMaxLength(100)
-                        .HasColumnType("TEXT")
-                        .HasColumnName("content-type");
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("TEXT")
-                        .HasColumnName("created-at");
-
-                    b.Property<bool>("Exists")
-                        .HasColumnType("INTEGER")
-                        .HasColumnName("exists");
-
-                    b.Property<string>("Extension")
-                        .IsRequired()
-                        .HasMaxLength(32)
-                        .HasColumnType("TEXT")
-                        .HasColumnName("extension");
-
-                    b.Property<string>("FileName")
-                        .IsRequired()
-                        .HasMaxLength(260)
-                        .HasColumnType("TEXT")
-                        .HasColumnName("file-name");
-
-                    b.Property<DateTime?>("LastPlayedAt")
-                        .HasColumnType("TEXT")
-                        .HasColumnName("last-played-at");
-
-                    b.Property<DateTime>("LastSeenAt")
-                        .HasColumnType("TEXT")
-                        .HasColumnName("last-seen-at");
-
-                    b.Property<DateTime>("LastWriteTimeUtc")
-                        .HasColumnType("TEXT")
-                        .HasColumnName("last-write-time-utc");
-
-                    b.Property<int>("LibraryRootId")
-                        .HasColumnType("INTEGER")
-                        .HasColumnName("library-root-id");
-
-                    b.Property<string>("MediaType")
-                        .IsRequired()
-                        .HasMaxLength(20)
-                        .HasColumnType("TEXT")
-                        .HasColumnName("media-type");
-
-                    b.Property<double?>("PlaybackPosition")
-                        .HasColumnType("REAL")
-                        .HasColumnName("playback-position");
-
-                    b.Property<string>("RelativePath")
-                        .IsRequired()
-                        .HasMaxLength(1024)
-                        .HasColumnType("TEXT")
-                        .HasColumnName("relative-path");
-
-                    b.Property<long>("SizeBytes")
-                        .HasColumnType("INTEGER")
-                        .HasColumnName("size-bytes");
-
-                    b.Property<int?>("ThumbnailId")
-                        .HasColumnType("INTEGER")
-                        .HasColumnName("thumbnail-id");
-
-                    b.Property<DateTime>("UpdatedAt")
-                        .HasColumnType("TEXT")
-                        .HasColumnName("updated-at");
-
-                    b.Property<double?>("VideoDuration")
-                        .HasColumnType("REAL")
-                        .HasColumnName("video-duration");
-
-                    b.HasKey("Id")
-                        .HasName("pk-managed-file-record");
-
-                    b.HasIndex("AbsolutePath")
-                        .IsUnique()
-                        .HasDatabaseName("idx-managed-file-record-absolute-path");
-
-                    b.HasIndex("LastPlayedAt")
-                        .HasDatabaseName("idx-managed-file-record-last-played-at");
-
-                    b.HasIndex("LibraryRootId")
-                        .HasDatabaseName("idx-managed-file-record-root-id");
-
-                    b.HasIndex("ThumbnailId")
-                        .HasDatabaseName("idx-managed-file-record-thumbnail-id");
-
-                    b.HasIndex("MediaType", "Exists")
-                        .HasDatabaseName("idx-managed-file-record-media-type-exists");
-
-                    b.ToTable("managed-file-record", t =>
-                        {
-                            t.HasComment("文件库文件记录");
-                        });
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ManagedLibraryRoot", b =>
-                {
-                    b.Property<int>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("INTEGER")
-                        .HasColumnName("id");
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("TEXT")
-                        .HasColumnName("created-at");
-
-                    b.Property<string>("DisplayName")
-                        .IsRequired()
-                        .HasMaxLength(200)
-                        .HasColumnType("TEXT")
-                        .HasColumnName("display-name");
-
-                    b.Property<bool>("IsAvailable")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("INTEGER")
-                        .HasDefaultValue(true)
-                        .HasColumnName("is-available");
-
-                    b.Property<bool>("IsEnabled")
-                        .HasColumnType("INTEGER")
-                        .HasColumnName("is-enabled");
-
-                    b.Property<DateTime?>("LastScanCompletedAt")
-                        .HasColumnType("TEXT")
-                        .HasColumnName("last-scan-completed-at");
-
-                    b.Property<string>("LastScanError")
-                        .HasMaxLength(2000)
-                        .HasColumnType("TEXT")
-                        .HasColumnName("last-scan-error");
-
-                    b.Property<DateTime?>("LastScanStartedAt")
-                        .HasColumnType("TEXT")
-                        .HasColumnName("last-scan-started-at");
-
-                    b.Property<string>("Path")
-                        .IsRequired()
-                        .HasMaxLength(1024)
-                        .HasColumnType("TEXT")
-                        .HasColumnName("path");
-
-                    b.Property<int>("ScanIntervalMinutes")
-                        .HasColumnType("INTEGER")
-                        .HasColumnName("scan-interval-minutes");
-
-                    b.Property<DateTime>("UpdatedAt")
-                        .HasColumnType("TEXT")
-                        .HasColumnName("updated-at");
-
-                    b.HasKey("Id")
-                        .HasName("pk-managed-library-root");
-
-                    b.HasIndex("Path")
-                        .IsUnique()
-                        .HasDatabaseName("idx-managed-library-root-path");
-
-                    b.ToTable("managed-library-root", t =>
-                        {
-                            t.HasComment("文件库根目录");
-                        });
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ManagedThumbnailMap", b =>
-                {
-                    b.Property<int>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("INTEGER")
-                        .HasColumnName("id");
-
-                    b.Property<string>("ContentType")
-                        .IsRequired()
-                        .HasMaxLength(100)
-                        .HasColumnType("TEXT")
-                        .HasColumnName("content-type");
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("TEXT")
-                        .HasColumnName("created-at");
-
-                    b.Property<int>("LibraryRootId")
-                        .HasColumnType("INTEGER")
-                        .HasColumnName("library-root-id");
-
-                    b.Property<string>("RelativePath")
-                        .IsRequired()
-                        .HasMaxLength(1024)
-                        .HasColumnType("TEXT")
-                        .HasColumnName("relative-path");
-
-                    b.Property<DateTime>("UpdatedAt")
-                        .HasColumnType("TEXT")
-                        .HasColumnName("updated-at");
-
-                    b.HasKey("Id")
-                        .HasName("pk-managed-thumbnail-map");
-
-                    b.HasIndex("LibraryRootId")
-                        .HasDatabaseName("idx-managed-thumbnail-map-root-id");
-
-                    b.HasIndex("RelativePath")
-                        .IsUnique()
-                        .HasDatabaseName("idx-managed-thumbnail-map-relative-path");
-
-                    b.ToTable("managed-thumbnail-map", t =>
-                        {
-                            t.HasComment("文件缩略图映射记录");
-                        });
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.UserEntity", b =>
-                {
-                    b.Property<int>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("INTEGER")
-                        .HasColumnName("id")
-                        .HasComment("用户主键");
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("TEXT")
-                        .HasColumnName("created-at")
-                        .HasComment("创建时间");
-
-                    b.Property<string>("Email")
-                        .HasMaxLength(200)
-                        .HasColumnType("TEXT")
-                        .HasColumnName("email")
-                        .HasComment("用户邮箱");
-
-                    b.Property<string>("Name")
-                        .HasMaxLength(100)
-                        .HasColumnType("TEXT")
-                        .HasColumnName("name")
-                        .HasComment("用户名称");
-
-                    b.Property<string>("PasswordHash")
-                        .HasMaxLength(200)
-                        .HasColumnType("TEXT")
-                        .HasColumnName("password-hash")
-                        .HasComment("密码哈希值");
-
-                    b.Property<string>("PhoneNumber")
-                        .HasMaxLength(50)
-                        .HasColumnType("TEXT")
-                        .HasColumnName("phone-number")
-                        .HasComment("电话号码");
-
-                    b.Property<DateTime>("UpdatedAt")
-                        .HasColumnType("TEXT")
-                        .HasColumnName("updated-at")
-                        .HasComment("更新时间");
-
-                    b.HasKey("Id")
-                        .HasName("pk-user");
-
-                    b.ToTable("user", t =>
-                        {
-                            t.HasComment("用户实体，演示数据库 CRUD 操作");
-                        });
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.WeatherForecastEntity", b =>
-                {
-                    b.Property<int>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("INTEGER")
-                        .HasColumnName("id")
-                        .HasComment("天气预报主键");
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("TEXT")
-                        .HasColumnName("created-at")
-                        .HasComment("创建时间");
-
-                    b.Property<DateOnly>("Date")
-                        .HasColumnType("TEXT")
-                        .HasColumnName("date")
-                        .HasComment("预报日期");
-
-                    b.Property<string>("Summary")
-                        .HasMaxLength(200)
-                        .HasColumnType("TEXT")
-                        .HasColumnName("summary")
-                        .HasComment("天气摘要");
-
-                    b.Property<int>("TemperatureC")
-                        .HasColumnType("INTEGER")
-                        .HasColumnName("temperature-c")
-                        .HasComment("摄氏温度");
-
-                    b.Property<DateTime>("UpdatedAt")
-                        .HasColumnType("TEXT")
-                        .HasColumnName("updated-at")
-                        .HasComment("更新时间");
-
-                    b.HasKey("Id")
-                        .HasName("pk-weather-forecast");
-
-                    b.ToTable("weather-forecast", t =>
-                        {
-                            t.HasComment("天气预报数据实体");
-                        });
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ManagedFileRecord", b =>
-                {
-                    b.HasOne("FileShare_EFCore.Models.ManagedLibraryRoot", "LibraryRoot")
-                        .WithMany("Files")
-                        .HasForeignKey("LibraryRootId")
-                        .OnDelete(DeleteBehavior.Cascade)
-                        .IsRequired();
-
-                    b.HasOne("FileShare_EFCore.Models.ManagedThumbnailMap", "Thumbnail")
-                        .WithMany("Files")
-                        .HasForeignKey("ThumbnailId")
-                        .OnDelete(DeleteBehavior.SetNull);
-
-                    b.Navigation("LibraryRoot");
-
-                    b.Navigation("Thumbnail");
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ManagedThumbnailMap", b =>
-                {
-                    b.HasOne("FileShare_EFCore.Models.ManagedLibraryRoot", "LibraryRoot")
-                        .WithMany("Thumbnails")
-                        .HasForeignKey("LibraryRootId")
-                        .OnDelete(DeleteBehavior.Cascade)
-                        .IsRequired();
-
-                    b.Navigation("LibraryRoot");
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ManagedLibraryRoot", b =>
-                {
-                    b.Navigation("Files");
-
-                    b.Navigation("Thumbnails");
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ManagedThumbnailMap", b =>
-                {
-                    b.Navigation("Files");
-                });
-#pragma warning restore 612, 618
-        }
-    }
-}

FileShare-EFCore/Migrations/SQLite/20260522092304_AddPlaybackPosition.cs

@@ -1,28 +0,0 @@
-using Microsoft.EntityFrameworkCore.Migrations;
-
-#nullable disable
-
-namespace FileShare_EFCore.Migrations.SQLite
-{
-    /// <inheritdoc />
-    public partial class AddPlaybackPosition : Migration
-    {
-        /// <inheritdoc />
-        protected override void Up(MigrationBuilder migrationBuilder)
-        {
-            migrationBuilder.AddColumn<double>(
-                name: "playback-position",
-                table: "managed-file-record",
-                type: "REAL",
-                nullable: true);
-        }
-
-        /// <inheritdoc />
-        protected override void Down(MigrationBuilder migrationBuilder)
-        {
-            migrationBuilder.DropColumn(
-                name: "playback-position",
-                table: "managed-file-record");
-        }
-    }
-}

FileShare-EFCore/Migrations/SQLite/20260523023607_AutoMigration_20260523103531.Designer.cs

@@ -1,453 +0,0 @@
-// <auto-generated />
-using System;
-using FileShare_EFCore.Database;
-using Microsoft.EntityFrameworkCore;
-using Microsoft.EntityFrameworkCore.Infrastructure;
-using Microsoft.EntityFrameworkCore.Migrations;
-using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
-
-#nullable disable
-
-namespace FileShare_EFCore.Migrations.SQLite
-{
-    [DbContext(typeof(SqliteAppDataContext))]
-    [Migration("20260523023607_AutoMigration_20260523103531")]
-    partial class AutoMigration_20260523103531
-    {
-        /// <inheritdoc />
-        protected override void BuildTargetModel(ModelBuilder modelBuilder)
-        {
-#pragma warning disable 612, 618
-            modelBuilder.HasAnnotation("ProductVersion", "10.0.7");
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ApiRefreshTokenEntity", b =>
-                {
-                    b.Property<long>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("INTEGER")
-                        .HasColumnName("id");
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("TEXT")
-                        .HasColumnName("created-at");
-
-                    b.Property<string>("Device")
-                        .HasMaxLength(200)
-                        .HasColumnType("TEXT")
-                        .HasColumnName("device");
-
-                    b.Property<DateTime>("ExpiresAt")
-                        .HasColumnType("TEXT")
-                        .HasColumnName("expires-at");
-
-                    b.Property<string>("IpAddress")
-                        .HasMaxLength(64)
-                        .HasColumnType("TEXT")
-                        .HasColumnName("ip-address");
-
-                    b.Property<string>("ReplacedByTokenHash")
-                        .HasMaxLength(128)
-                        .HasColumnType("TEXT")
-                        .HasColumnName("replaced-by-token-hash");
-
-                    b.Property<DateTime?>("RevokedAt")
-                        .HasColumnType("TEXT")
-                        .HasColumnName("revoked-at");
-
-                    b.Property<string>("TokenHash")
-                        .IsRequired()
-                        .HasMaxLength(128)
-                        .HasColumnType("TEXT")
-                        .HasColumnName("token-hash");
-
-                    b.Property<int>("UserId")
-                        .HasColumnType("INTEGER")
-                        .HasColumnName("user-id");
-
-                    b.HasKey("Id")
-                        .HasName("pk-api-refresh-token");
-
-                    b.HasIndex("TokenHash")
-                        .IsUnique()
-                        .HasDatabaseName("idx-api-refresh-token-hash");
-
-                    b.HasIndex("UserId")
-                        .HasDatabaseName("idx-api-refresh-token-user-id");
-
-                    b.ToTable("api-refresh-token", t =>
-                        {
-                            t.HasComment("API refresh token");
-                        });
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ManagedFileRecord", b =>
-                {
-                    b.Property<int>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("INTEGER")
-                        .HasColumnName("id");
-
-                    b.Property<string>("AbsolutePath")
-                        .IsRequired()
-                        .HasMaxLength(2048)
-                        .HasColumnType("TEXT")
-                        .HasColumnName("absolute-path");
-
-                    b.Property<string>("ContentType")
-                        .IsRequired()
-                        .HasMaxLength(100)
-                        .HasColumnType("TEXT")
-                        .HasColumnName("content-type");
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("TEXT")
-                        .HasColumnName("created-at");
-
-                    b.Property<bool>("Exists")
-                        .HasColumnType("INTEGER")
-                        .HasColumnName("exists");
-
-                    b.Property<string>("Extension")
-                        .IsRequired()
-                        .HasMaxLength(32)
-                        .HasColumnType("TEXT")
-                        .HasColumnName("extension");
-
-                    b.Property<DateTime?>("FileCreationTimeUtc")
-                        .HasColumnType("TEXT")
-                        .HasColumnName("file-creation-time-utc");
-
-                    b.Property<string>("FileName")
-                        .IsRequired()
-                        .HasMaxLength(260)
-                        .HasColumnType("TEXT")
-                        .HasColumnName("file-name");
-
-                    b.Property<DateTime?>("LastPlayedAt")
-                        .HasColumnType("TEXT")
-                        .HasColumnName("last-played-at");
-
-                    b.Property<DateTime>("LastSeenAt")
-                        .HasColumnType("TEXT")
-                        .HasColumnName("last-seen-at");
-
-                    b.Property<DateTime>("LastWriteTimeUtc")
-                        .HasColumnType("TEXT")
-                        .HasColumnName("last-write-time-utc");
-
-                    b.Property<int>("LibraryRootId")
-                        .HasColumnType("INTEGER")
-                        .HasColumnName("library-root-id");
-
-                    b.Property<string>("MediaType")
-                        .IsRequired()
-                        .HasMaxLength(20)
-                        .HasColumnType("TEXT")
-                        .HasColumnName("media-type");
-
-                    b.Property<double?>("PlaybackPosition")
-                        .HasColumnType("REAL")
-                        .HasColumnName("playback-position");
-
-                    b.Property<string>("RelativePath")
-                        .IsRequired()
-                        .HasMaxLength(1024)
-                        .HasColumnType("TEXT")
-                        .HasColumnName("relative-path");
-
-                    b.Property<long>("SizeBytes")
-                        .HasColumnType("INTEGER")
-                        .HasColumnName("size-bytes");
-
-                    b.Property<int?>("ThumbnailId")
-                        .HasColumnType("INTEGER")
-                        .HasColumnName("thumbnail-id");
-
-                    b.Property<DateTime>("UpdatedAt")
-                        .HasColumnType("TEXT")
-                        .HasColumnName("updated-at");
-
-                    b.Property<double?>("VideoDuration")
-                        .HasColumnType("REAL")
-                        .HasColumnName("video-duration");
-
-                    b.HasKey("Id")
-                        .HasName("pk-managed-file-record");
-
-                    b.HasIndex("AbsolutePath")
-                        .IsUnique()
-                        .HasDatabaseName("idx-managed-file-record-absolute-path");
-
-                    b.HasIndex("FileCreationTimeUtc")
-                        .HasDatabaseName("idx-managed-file-record-file-creation-time");
-
-                    b.HasIndex("LastPlayedAt")
-                        .HasDatabaseName("idx-managed-file-record-last-played-at");
-
-                    b.HasIndex("LibraryRootId")
-                        .HasDatabaseName("idx-managed-file-record-root-id");
-
-                    b.HasIndex("ThumbnailId")
-                        .HasDatabaseName("idx-managed-file-record-thumbnail-id");
-
-                    b.HasIndex("MediaType", "Exists")
-                        .HasDatabaseName("idx-managed-file-record-media-type-exists");
-
-                    b.ToTable("managed-file-record", t =>
-                        {
-                            t.HasComment("文件库文件记录");
-                        });
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ManagedLibraryRoot", b =>
-                {
-                    b.Property<int>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("INTEGER")
-                        .HasColumnName("id");
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("TEXT")
-                        .HasColumnName("created-at");
-
-                    b.Property<string>("DisplayName")
-                        .IsRequired()
-                        .HasMaxLength(200)
-                        .HasColumnType("TEXT")
-                        .HasColumnName("display-name");
-
-                    b.Property<bool>("IsAvailable")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("INTEGER")
-                        .HasDefaultValue(true)
-                        .HasColumnName("is-available");
-
-                    b.Property<bool>("IsEnabled")
-                        .HasColumnType("INTEGER")
-                        .HasColumnName("is-enabled");
-
-                    b.Property<DateTime?>("LastScanCompletedAt")
-                        .HasColumnType("TEXT")
-                        .HasColumnName("last-scan-completed-at");
-
-                    b.Property<string>("LastScanError")
-                        .HasMaxLength(2000)
-                        .HasColumnType("TEXT")
-                        .HasColumnName("last-scan-error");
-
-                    b.Property<DateTime?>("LastScanStartedAt")
-                        .HasColumnType("TEXT")
-                        .HasColumnName("last-scan-started-at");
-
-                    b.Property<string>("Path")
-                        .IsRequired()
-                        .HasMaxLength(1024)
-                        .HasColumnType("TEXT")
-                        .HasColumnName("path");
-
-                    b.Property<int>("ScanIntervalMinutes")
-                        .HasColumnType("INTEGER")
-                        .HasColumnName("scan-interval-minutes");
-
-                    b.Property<DateTime>("UpdatedAt")
-                        .HasColumnType("TEXT")
-                        .HasColumnName("updated-at");
-
-                    b.HasKey("Id")
-                        .HasName("pk-managed-library-root");
-
-                    b.HasIndex("Path")
-                        .IsUnique()
-                        .HasDatabaseName("idx-managed-library-root-path");
-
-                    b.ToTable("managed-library-root", t =>
-                        {
-                            t.HasComment("文件库根目录");
-                        });
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ManagedThumbnailMap", b =>
-                {
-                    b.Property<int>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("INTEGER")
-                        .HasColumnName("id");
-
-                    b.Property<string>("ContentType")
-                        .IsRequired()
-                        .HasMaxLength(100)
-                        .HasColumnType("TEXT")
-                        .HasColumnName("content-type");
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("TEXT")
-                        .HasColumnName("created-at");
-
-                    b.Property<int>("LibraryRootId")
-                        .HasColumnType("INTEGER")
-                        .HasColumnName("library-root-id");
-
-                    b.Property<string>("RelativePath")
-                        .IsRequired()
-                        .HasMaxLength(1024)
-                        .HasColumnType("TEXT")
-                        .HasColumnName("relative-path");
-
-                    b.Property<DateTime>("UpdatedAt")
-                        .HasColumnType("TEXT")
-                        .HasColumnName("updated-at");
-
-                    b.HasKey("Id")
-                        .HasName("pk-managed-thumbnail-map");
-
-                    b.HasIndex("LibraryRootId")
-                        .HasDatabaseName("idx-managed-thumbnail-map-root-id");
-
-                    b.HasIndex("RelativePath")
-                        .IsUnique()
-                        .HasDatabaseName("idx-managed-thumbnail-map-relative-path");
-
-                    b.ToTable("managed-thumbnail-map", t =>
-                        {
-                            t.HasComment("文件缩略图映射记录");
-                        });
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.UserEntity", b =>
-                {
-                    b.Property<int>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("INTEGER")
-                        .HasColumnName("id")
-                        .HasComment("用户主键");
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("TEXT")
-                        .HasColumnName("created-at")
-                        .HasComment("创建时间");
-
-                    b.Property<string>("Email")
-                        .HasMaxLength(200)
-                        .HasColumnType("TEXT")
-                        .HasColumnName("email")
-                        .HasComment("用户邮箱");
-
-                    b.Property<string>("Name")
-                        .HasMaxLength(100)
-                        .HasColumnType("TEXT")
-                        .HasColumnName("name")
-                        .HasComment("用户名称");
-
-                    b.Property<string>("PasswordHash")
-                        .HasMaxLength(200)
-                        .HasColumnType("TEXT")
-                        .HasColumnName("password-hash")
-                        .HasComment("密码哈希值");
-
-                    b.Property<string>("PhoneNumber")
-                        .HasMaxLength(50)
-                        .HasColumnType("TEXT")
-                        .HasColumnName("phone-number")
-                        .HasComment("电话号码");
-
-                    b.Property<DateTime>("UpdatedAt")
-                        .HasColumnType("TEXT")
-                        .HasColumnName("updated-at")
-                        .HasComment("更新时间");
-
-                    b.HasKey("Id")
-                        .HasName("pk-user");
-
-                    b.ToTable("user", t =>
-                        {
-                            t.HasComment("用户实体，演示数据库 CRUD 操作");
-                        });
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.WeatherForecastEntity", b =>
-                {
-                    b.Property<int>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("INTEGER")
-                        .HasColumnName("id")
-                        .HasComment("天气预报主键");
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("TEXT")
-                        .HasColumnName("created-at")
-                        .HasComment("创建时间");
-
-                    b.Property<DateOnly>("Date")
-                        .HasColumnType("TEXT")
-                        .HasColumnName("date")
-                        .HasComment("预报日期");
-
-                    b.Property<string>("Summary")
-                        .HasMaxLength(200)
-                        .HasColumnType("TEXT")
-                        .HasColumnName("summary")
-                        .HasComment("天气摘要");
-
-                    b.Property<int>("TemperatureC")
-                        .HasColumnType("INTEGER")
-                        .HasColumnName("temperature-c")
-                        .HasComment("摄氏温度");
-
-                    b.Property<DateTime>("UpdatedAt")
-                        .HasColumnType("TEXT")
-                        .HasColumnName("updated-at")
-                        .HasComment("更新时间");
-
-                    b.HasKey("Id")
-                        .HasName("pk-weather-forecast");
-
-                    b.ToTable("weather-forecast", t =>
-                        {
-                            t.HasComment("天气预报数据实体");
-                        });
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ManagedFileRecord", b =>
-                {
-                    b.HasOne("FileShare_EFCore.Models.ManagedLibraryRoot", "LibraryRoot")
-                        .WithMany("Files")
-                        .HasForeignKey("LibraryRootId")
-                        .OnDelete(DeleteBehavior.Cascade)
-                        .IsRequired();
-
-                    b.HasOne("FileShare_EFCore.Models.ManagedThumbnailMap", "Thumbnail")
-                        .WithMany("Files")
-                        .HasForeignKey("ThumbnailId")
-                        .OnDelete(DeleteBehavior.SetNull);
-
-                    b.Navigation("LibraryRoot");
-
-                    b.Navigation("Thumbnail");
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ManagedThumbnailMap", b =>
-                {
-                    b.HasOne("FileShare_EFCore.Models.ManagedLibraryRoot", "LibraryRoot")
-                        .WithMany("Thumbnails")
-                        .HasForeignKey("LibraryRootId")
-                        .OnDelete(DeleteBehavior.Cascade)
-                        .IsRequired();
-
-                    b.Navigation("LibraryRoot");
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ManagedLibraryRoot", b =>
-                {
-                    b.Navigation("Files");
-
-                    b.Navigation("Thumbnails");
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ManagedThumbnailMap", b =>
-                {
-                    b.Navigation("Files");
-                });
-#pragma warning restore 612, 618
-        }
-    }
-}

FileShare-EFCore/Migrations/SQLite/20260523023607_AutoMigration_20260523103531.cs

@@ -1,38 +0,0 @@
-using System;
-using Microsoft.EntityFrameworkCore.Migrations;
-
-#nullable disable
-
-namespace FileShare_EFCore.Migrations.SQLite
-{
-    /// <inheritdoc />
-    public partial class AutoMigration_20260523103531 : Migration
-    {
-        /// <inheritdoc />
-        protected override void Up(MigrationBuilder migrationBuilder)
-        {
-            migrationBuilder.AddColumn<DateTime>(
-                name: "file-creation-time-utc",
-                table: "managed-file-record",
-                type: "TEXT",
-                nullable: true);
-
-            migrationBuilder.CreateIndex(
-                name: "idx-managed-file-record-file-creation-time",
-                table: "managed-file-record",
-                column: "file-creation-time-utc");
-        }
-
-        /// <inheritdoc />
-        protected override void Down(MigrationBuilder migrationBuilder)
-        {
-            migrationBuilder.DropIndex(
-                name: "idx-managed-file-record-file-creation-time",
-                table: "managed-file-record");
-
-            migrationBuilder.DropColumn(
-                name: "file-creation-time-utc",
-                table: "managed-file-record");
-        }
-    }
-}

FileShare-EFCore/Migrations/SQLite/SqliteAppDataContextModelSnapshot.cs

@@ -1,450 +0,0 @@
-// <auto-generated />
-using System;
-using FileShare_EFCore.Database;
-using Microsoft.EntityFrameworkCore;
-using Microsoft.EntityFrameworkCore.Infrastructure;
-using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
-
-#nullable disable
-
-namespace FileShare_EFCore.Migrations.SQLite
-{
-    [DbContext(typeof(SqliteAppDataContext))]
-    partial class SqliteAppDataContextModelSnapshot : ModelSnapshot
-    {
-        protected override void BuildModel(ModelBuilder modelBuilder)
-        {
-#pragma warning disable 612, 618
-            modelBuilder.HasAnnotation("ProductVersion", "10.0.7");
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ApiRefreshTokenEntity", b =>
-                {
-                    b.Property<long>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("INTEGER")
-                        .HasColumnName("id");
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("TEXT")
-                        .HasColumnName("created-at");
-
-                    b.Property<string>("Device")
-                        .HasMaxLength(200)
-                        .HasColumnType("TEXT")
-                        .HasColumnName("device");
-
-                    b.Property<DateTime>("ExpiresAt")
-                        .HasColumnType("TEXT")
-                        .HasColumnName("expires-at");
-
-                    b.Property<string>("IpAddress")
-                        .HasMaxLength(64)
-                        .HasColumnType("TEXT")
-                        .HasColumnName("ip-address");
-
-                    b.Property<string>("ReplacedByTokenHash")
-                        .HasMaxLength(128)
-                        .HasColumnType("TEXT")
-                        .HasColumnName("replaced-by-token-hash");
-
-                    b.Property<DateTime?>("RevokedAt")
-                        .HasColumnType("TEXT")
-                        .HasColumnName("revoked-at");
-
-                    b.Property<string>("TokenHash")
-                        .IsRequired()
-                        .HasMaxLength(128)
-                        .HasColumnType("TEXT")
-                        .HasColumnName("token-hash");
-
-                    b.Property<int>("UserId")
-                        .HasColumnType("INTEGER")
-                        .HasColumnName("user-id");
-
-                    b.HasKey("Id")
-                        .HasName("pk-api-refresh-token");
-
-                    b.HasIndex("TokenHash")
-                        .IsUnique()
-                        .HasDatabaseName("idx-api-refresh-token-hash");
-
-                    b.HasIndex("UserId")
-                        .HasDatabaseName("idx-api-refresh-token-user-id");
-
-                    b.ToTable("api-refresh-token", t =>
-                        {
-                            t.HasComment("API refresh token");
-                        });
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ManagedFileRecord", b =>
-                {
-                    b.Property<int>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("INTEGER")
-                        .HasColumnName("id");
-
-                    b.Property<string>("AbsolutePath")
-                        .IsRequired()
-                        .HasMaxLength(2048)
-                        .HasColumnType("TEXT")
-                        .HasColumnName("absolute-path");
-
-                    b.Property<string>("ContentType")
-                        .IsRequired()
-                        .HasMaxLength(100)
-                        .HasColumnType("TEXT")
-                        .HasColumnName("content-type");
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("TEXT")
-                        .HasColumnName("created-at");
-
-                    b.Property<bool>("Exists")
-                        .HasColumnType("INTEGER")
-                        .HasColumnName("exists");
-
-                    b.Property<string>("Extension")
-                        .IsRequired()
-                        .HasMaxLength(32)
-                        .HasColumnType("TEXT")
-                        .HasColumnName("extension");
-
-                    b.Property<DateTime?>("FileCreationTimeUtc")
-                        .HasColumnType("TEXT")
-                        .HasColumnName("file-creation-time-utc");
-
-                    b.Property<string>("FileName")
-                        .IsRequired()
-                        .HasMaxLength(260)
-                        .HasColumnType("TEXT")
-                        .HasColumnName("file-name");
-
-                    b.Property<DateTime?>("LastPlayedAt")
-                        .HasColumnType("TEXT")
-                        .HasColumnName("last-played-at");
-
-                    b.Property<DateTime>("LastSeenAt")
-                        .HasColumnType("TEXT")
-                        .HasColumnName("last-seen-at");
-
-                    b.Property<DateTime>("LastWriteTimeUtc")
-                        .HasColumnType("TEXT")
-                        .HasColumnName("last-write-time-utc");
-
-                    b.Property<int>("LibraryRootId")
-                        .HasColumnType("INTEGER")
-                        .HasColumnName("library-root-id");
-
-                    b.Property<string>("MediaType")
-                        .IsRequired()
-                        .HasMaxLength(20)
-                        .HasColumnType("TEXT")
-                        .HasColumnName("media-type");
-
-                    b.Property<double?>("PlaybackPosition")
-                        .HasColumnType("REAL")
-                        .HasColumnName("playback-position");
-
-                    b.Property<string>("RelativePath")
-                        .IsRequired()
-                        .HasMaxLength(1024)
-                        .HasColumnType("TEXT")
-                        .HasColumnName("relative-path");
-
-                    b.Property<long>("SizeBytes")
-                        .HasColumnType("INTEGER")
-                        .HasColumnName("size-bytes");
-
-                    b.Property<int?>("ThumbnailId")
-                        .HasColumnType("INTEGER")
-                        .HasColumnName("thumbnail-id");
-
-                    b.Property<DateTime>("UpdatedAt")
-                        .HasColumnType("TEXT")
-                        .HasColumnName("updated-at");
-
-                    b.Property<double?>("VideoDuration")
-                        .HasColumnType("REAL")
-                        .HasColumnName("video-duration");
-
-                    b.HasKey("Id")
-                        .HasName("pk-managed-file-record");
-
-                    b.HasIndex("AbsolutePath")
-                        .IsUnique()
-                        .HasDatabaseName("idx-managed-file-record-absolute-path");
-
-                    b.HasIndex("FileCreationTimeUtc")
-                        .HasDatabaseName("idx-managed-file-record-file-creation-time");
-
-                    b.HasIndex("LastPlayedAt")
-                        .HasDatabaseName("idx-managed-file-record-last-played-at");
-
-                    b.HasIndex("LibraryRootId")
-                        .HasDatabaseName("idx-managed-file-record-root-id");
-
-                    b.HasIndex("ThumbnailId")
-                        .HasDatabaseName("idx-managed-file-record-thumbnail-id");
-
-                    b.HasIndex("MediaType", "Exists")
-                        .HasDatabaseName("idx-managed-file-record-media-type-exists");
-
-                    b.ToTable("managed-file-record", t =>
-                        {
-                            t.HasComment("文件库文件记录");
-                        });
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ManagedLibraryRoot", b =>
-                {
-                    b.Property<int>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("INTEGER")
-                        .HasColumnName("id");
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("TEXT")
-                        .HasColumnName("created-at");
-
-                    b.Property<string>("DisplayName")
-                        .IsRequired()
-                        .HasMaxLength(200)
-                        .HasColumnType("TEXT")
-                        .HasColumnName("display-name");
-
-                    b.Property<bool>("IsAvailable")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("INTEGER")
-                        .HasDefaultValue(true)
-                        .HasColumnName("is-available");
-
-                    b.Property<bool>("IsEnabled")
-                        .HasColumnType("INTEGER")
-                        .HasColumnName("is-enabled");
-
-                    b.Property<DateTime?>("LastScanCompletedAt")
-                        .HasColumnType("TEXT")
-                        .HasColumnName("last-scan-completed-at");
-
-                    b.Property<string>("LastScanError")
-                        .HasMaxLength(2000)
-                        .HasColumnType("TEXT")
-                        .HasColumnName("last-scan-error");
-
-                    b.Property<DateTime?>("LastScanStartedAt")
-                        .HasColumnType("TEXT")
-                        .HasColumnName("last-scan-started-at");
-
-                    b.Property<string>("Path")
-                        .IsRequired()
-                        .HasMaxLength(1024)
-                        .HasColumnType("TEXT")
-                        .HasColumnName("path");
-
-                    b.Property<int>("ScanIntervalMinutes")
-                        .HasColumnType("INTEGER")
-                        .HasColumnName("scan-interval-minutes");
-
-                    b.Property<DateTime>("UpdatedAt")
-                        .HasColumnType("TEXT")
-                        .HasColumnName("updated-at");
-
-                    b.HasKey("Id")
-                        .HasName("pk-managed-library-root");
-
-                    b.HasIndex("Path")
-                        .IsUnique()
-                        .HasDatabaseName("idx-managed-library-root-path");
-
-                    b.ToTable("managed-library-root", t =>
-                        {
-                            t.HasComment("文件库根目录");
-                        });
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ManagedThumbnailMap", b =>
-                {
-                    b.Property<int>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("INTEGER")
-                        .HasColumnName("id");
-
-                    b.Property<string>("ContentType")
-                        .IsRequired()
-                        .HasMaxLength(100)
-                        .HasColumnType("TEXT")
-                        .HasColumnName("content-type");
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("TEXT")
-                        .HasColumnName("created-at");
-
-                    b.Property<int>("LibraryRootId")
-                        .HasColumnType("INTEGER")
-                        .HasColumnName("library-root-id");
-
-                    b.Property<string>("RelativePath")
-                        .IsRequired()
-                        .HasMaxLength(1024)
-                        .HasColumnType("TEXT")
-                        .HasColumnName("relative-path");
-
-                    b.Property<DateTime>("UpdatedAt")
-                        .HasColumnType("TEXT")
-                        .HasColumnName("updated-at");
-
-                    b.HasKey("Id")
-                        .HasName("pk-managed-thumbnail-map");
-
-                    b.HasIndex("LibraryRootId")
-                        .HasDatabaseName("idx-managed-thumbnail-map-root-id");
-
-                    b.HasIndex("RelativePath")
-                        .IsUnique()
-                        .HasDatabaseName("idx-managed-thumbnail-map-relative-path");
-
-                    b.ToTable("managed-thumbnail-map", t =>
-                        {
-                            t.HasComment("文件缩略图映射记录");
-                        });
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.UserEntity", b =>
-                {
-                    b.Property<int>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("INTEGER")
-                        .HasColumnName("id")
-                        .HasComment("用户主键");
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("TEXT")
-                        .HasColumnName("created-at")
-                        .HasComment("创建时间");
-
-                    b.Property<string>("Email")
-                        .HasMaxLength(200)
-                        .HasColumnType("TEXT")
-                        .HasColumnName("email")
-                        .HasComment("用户邮箱");
-
-                    b.Property<string>("Name")
-                        .HasMaxLength(100)
-                        .HasColumnType("TEXT")
-                        .HasColumnName("name")
-                        .HasComment("用户名称");
-
-                    b.Property<string>("PasswordHash")
-                        .HasMaxLength(200)
-                        .HasColumnType("TEXT")
-                        .HasColumnName("password-hash")
-                        .HasComment("密码哈希值");
-
-                    b.Property<string>("PhoneNumber")
-                        .HasMaxLength(50)
-                        .HasColumnType("TEXT")
-                        .HasColumnName("phone-number")
-                        .HasComment("电话号码");
-
-                    b.Property<DateTime>("UpdatedAt")
-                        .HasColumnType("TEXT")
-                        .HasColumnName("updated-at")
-                        .HasComment("更新时间");
-
-                    b.HasKey("Id")
-                        .HasName("pk-user");
-
-                    b.ToTable("user", t =>
-                        {
-                            t.HasComment("用户实体，演示数据库 CRUD 操作");
-                        });
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.WeatherForecastEntity", b =>
-                {
-                    b.Property<int>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("INTEGER")
-                        .HasColumnName("id")
-                        .HasComment("天气预报主键");
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("TEXT")
-                        .HasColumnName("created-at")
-                        .HasComment("创建时间");
-
-                    b.Property<DateOnly>("Date")
-                        .HasColumnType("TEXT")
-                        .HasColumnName("date")
-                        .HasComment("预报日期");
-
-                    b.Property<string>("Summary")
-                        .HasMaxLength(200)
-                        .HasColumnType("TEXT")
-                        .HasColumnName("summary")
-                        .HasComment("天气摘要");
-
-                    b.Property<int>("TemperatureC")
-                        .HasColumnType("INTEGER")
-                        .HasColumnName("temperature-c")
-                        .HasComment("摄氏温度");
-
-                    b.Property<DateTime>("UpdatedAt")
-                        .HasColumnType("TEXT")
-                        .HasColumnName("updated-at")
-                        .HasComment("更新时间");
-
-                    b.HasKey("Id")
-                        .HasName("pk-weather-forecast");
-
-                    b.ToTable("weather-forecast", t =>
-                        {
-                            t.HasComment("天气预报数据实体");
-                        });
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ManagedFileRecord", b =>
-                {
-                    b.HasOne("FileShare_EFCore.Models.ManagedLibraryRoot", "LibraryRoot")
-                        .WithMany("Files")
-                        .HasForeignKey("LibraryRootId")
-                        .OnDelete(DeleteBehavior.Cascade)
-                        .IsRequired();
-
-                    b.HasOne("FileShare_EFCore.Models.ManagedThumbnailMap", "Thumbnail")
-                        .WithMany("Files")
-                        .HasForeignKey("ThumbnailId")
-                        .OnDelete(DeleteBehavior.SetNull);
-
-                    b.Navigation("LibraryRoot");
-
-                    b.Navigation("Thumbnail");
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ManagedThumbnailMap", b =>
-                {
-                    b.HasOne("FileShare_EFCore.Models.ManagedLibraryRoot", "LibraryRoot")
-                        .WithMany("Thumbnails")
-                        .HasForeignKey("LibraryRootId")
-                        .OnDelete(DeleteBehavior.Cascade)
-                        .IsRequired();
-
-                    b.Navigation("LibraryRoot");
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ManagedLibraryRoot", b =>
-                {
-                    b.Navigation("Files");
-
-                    b.Navigation("Thumbnails");
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ManagedThumbnailMap", b =>
-                {
-                    b.Navigation("Files");
-                });
-#pragma warning restore 612, 618
-        }
-    }
-}

FileShare-EFCore/Migrations/SqlServer/20260520082607_AutoMigration_20260520162543.Designer.cs

@@ -1,184 +0,0 @@
-// <auto-generated />
-using System;
-using FileShare_EFCore.Database;
-using Microsoft.EntityFrameworkCore;
-using Microsoft.EntityFrameworkCore.Infrastructure;
-using Microsoft.EntityFrameworkCore.Metadata;
-using Microsoft.EntityFrameworkCore.Migrations;
-using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
-
-#nullable disable
-
-namespace FileShare_EFCore.Migrations.SqlServer
-{
-    [DbContext(typeof(SqlServerAppDataContext))]
-    [Migration("20260520082607_AutoMigration_20260520162543")]
-    partial class AutoMigration_20260520162543
-    {
-        /// <inheritdoc />
-        protected override void BuildTargetModel(ModelBuilder modelBuilder)
-        {
-#pragma warning disable 612, 618
-            modelBuilder
-                .HasAnnotation("ProductVersion", "10.0.7")
-                .HasAnnotation("Relational:MaxIdentifierLength", 128);
-
-            SqlServerModelBuilderExtensions.UseIdentityColumns(modelBuilder);
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ApiRefreshTokenEntity", b =>
-                {
-                    b.Property<long>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("bigint")
-                        .HasColumnName("id");
-
-                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<long>("Id"));
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("datetime2")
-                        .HasColumnName("created-at");
-
-                    b.Property<string>("Device")
-                        .HasMaxLength(200)
-                        .HasColumnType("nvarchar(200)")
-                        .HasColumnName("device");
-
-                    b.Property<DateTime>("ExpiresAt")
-                        .HasColumnType("datetime2")
-                        .HasColumnName("expires-at");
-
-                    b.Property<string>("IpAddress")
-                        .HasMaxLength(64)
-                        .HasColumnType("nvarchar(64)")
-                        .HasColumnName("ip-address");
-
-                    b.Property<string>("ReplacedByTokenHash")
-                        .HasMaxLength(128)
-                        .HasColumnType("nvarchar(128)")
-                        .HasColumnName("replaced-by-token-hash");
-
-                    b.Property<DateTime?>("RevokedAt")
-                        .HasColumnType("datetime2")
-                        .HasColumnName("revoked-at");
-
-                    b.Property<string>("TokenHash")
-                        .IsRequired()
-                        .HasMaxLength(128)
-                        .HasColumnType("nvarchar(128)")
-                        .HasColumnName("token-hash");
-
-                    b.Property<int>("UserId")
-                        .HasColumnType("int")
-                        .HasColumnName("user-id");
-
-                    b.HasKey("Id")
-                        .HasName("pk-api-refresh-token");
-
-                    b.HasIndex("TokenHash")
-                        .IsUnique()
-                        .HasDatabaseName("idx-api-refresh-token-hash");
-
-                    b.HasIndex("UserId")
-                        .HasDatabaseName("idx-api-refresh-token-user-id");
-
-                    b.ToTable("api-refresh-token", t =>
-                        {
-                            t.HasComment("API refresh token");
-                        });
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.UserEntity", b =>
-                {
-                    b.Property<int>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("int")
-                        .HasColumnName("id")
-                        .HasComment("用户主键");
-
-                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("datetime2")
-                        .HasColumnName("created-at")
-                        .HasComment("创建时间");
-
-                    b.Property<string>("Email")
-                        .HasMaxLength(200)
-                        .HasColumnType("nvarchar(200)")
-                        .HasColumnName("email")
-                        .HasComment("用户邮箱");
-
-                    b.Property<string>("Name")
-                        .HasMaxLength(100)
-                        .HasColumnType("nvarchar(100)")
-                        .HasColumnName("name")
-                        .HasComment("用户名称");
-
-                    b.Property<string>("PhoneNumber")
-                        .HasMaxLength(50)
-                        .HasColumnType("nvarchar(50)")
-                        .HasColumnName("phone-number")
-                        .HasComment("电话号码");
-
-                    b.Property<DateTime>("UpdatedAt")
-                        .HasColumnType("datetime2")
-                        .HasColumnName("updated-at")
-                        .HasComment("更新时间");
-
-                    b.HasKey("Id")
-                        .HasName("pk-user");
-
-                    b.ToTable("user", t =>
-                        {
-                            t.HasComment("用户实体，演示数据库 CRUD 操作");
-                        });
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.WeatherForecastEntity", b =>
-                {
-                    b.Property<int>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("int")
-                        .HasColumnName("id")
-                        .HasComment("天气预报主键");
-
-                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("datetime2")
-                        .HasColumnName("created-at")
-                        .HasComment("创建时间");
-
-                    b.Property<DateOnly>("Date")
-                        .HasColumnType("date")
-                        .HasColumnName("date")
-                        .HasComment("预报日期");
-
-                    b.Property<string>("Summary")
-                        .HasMaxLength(200)
-                        .HasColumnType("nvarchar(200)")
-                        .HasColumnName("summary")
-                        .HasComment("天气摘要");
-
-                    b.Property<int>("TemperatureC")
-                        .HasColumnType("int")
-                        .HasColumnName("temperature-c")
-                        .HasComment("摄氏温度");
-
-                    b.Property<DateTime>("UpdatedAt")
-                        .HasColumnType("datetime2")
-                        .HasColumnName("updated-at")
-                        .HasComment("更新时间");
-
-                    b.HasKey("Id")
-                        .HasName("pk-weather-forecast");
-
-                    b.ToTable("weather-forecast", t =>
-                        {
-                            t.HasComment("天气预报数据实体");
-                        });
-                });
-#pragma warning restore 612, 618
-        }
-    }
-}

FileShare-EFCore/Migrations/SqlServer/20260520082607_AutoMigration_20260520162543.cs

@@ -1,96 +0,0 @@
-using System;
-using Microsoft.EntityFrameworkCore.Migrations;
-
-#nullable disable
-
-namespace FileShare_EFCore.Migrations.SqlServer
-{
-    /// <inheritdoc />
-    public partial class AutoMigration_20260520162543 : Migration
-    {
-        /// <inheritdoc />
-        protected override void Up(MigrationBuilder migrationBuilder)
-        {
-            migrationBuilder.CreateTable(
-                name: "api-refresh-token",
-                columns: table => new
-                {
-                    id = table.Column<long>(type: "bigint", nullable: false)
-                        .Annotation("SqlServer:Identity", "1, 1"),
-                    userid = table.Column<int>(name: "user-id", type: "int", nullable: false),
-                    tokenhash = table.Column<string>(name: "token-hash", type: "nvarchar(128)", maxLength: 128, nullable: false),
-                    createdat = table.Column<DateTime>(name: "created-at", type: "datetime2", nullable: false),
-                    expiresat = table.Column<DateTime>(name: "expires-at", type: "datetime2", nullable: false),
-                    revokedat = table.Column<DateTime>(name: "revoked-at", type: "datetime2", nullable: true),
-                    replacedbytokenhash = table.Column<string>(name: "replaced-by-token-hash", type: "nvarchar(128)", maxLength: 128, nullable: true),
-                    device = table.Column<string>(type: "nvarchar(200)", maxLength: 200, nullable: true),
-                    ipaddress = table.Column<string>(name: "ip-address", type: "nvarchar(64)", maxLength: 64, nullable: true)
-                },
-                constraints: table =>
-                {
-                    table.PrimaryKey("pk-api-refresh-token", x => x.id);
-                },
-                comment: "API refresh token");
-
-            migrationBuilder.CreateTable(
-                name: "user",
-                columns: table => new
-                {
-                    id = table.Column<int>(type: "int", nullable: false, comment: "用户主键")
-                        .Annotation("SqlServer:Identity", "1, 1"),
-                    name = table.Column<string>(type: "nvarchar(100)", maxLength: 100, nullable: true, comment: "用户名称"),
-                    email = table.Column<string>(type: "nvarchar(200)", maxLength: 200, nullable: true, comment: "用户邮箱"),
-                    phonenumber = table.Column<string>(name: "phone-number", type: "nvarchar(50)", maxLength: 50, nullable: true, comment: "电话号码"),
-                    createdat = table.Column<DateTime>(name: "created-at", type: "datetime2", nullable: false, comment: "创建时间"),
-                    updatedat = table.Column<DateTime>(name: "updated-at", type: "datetime2", nullable: false, comment: "更新时间")
-                },
-                constraints: table =>
-                {
-                    table.PrimaryKey("pk-user", x => x.id);
-                },
-                comment: "用户实体，演示数据库 CRUD 操作");
-
-            migrationBuilder.CreateTable(
-                name: "weather-forecast",
-                columns: table => new
-                {
-                    id = table.Column<int>(type: "int", nullable: false, comment: "天气预报主键")
-                        .Annotation("SqlServer:Identity", "1, 1"),
-                    date = table.Column<DateOnly>(type: "date", nullable: false, comment: "预报日期"),
-                    temperaturec = table.Column<int>(name: "temperature-c", type: "int", nullable: false, comment: "摄氏温度"),
-                    summary = table.Column<string>(type: "nvarchar(200)", maxLength: 200, nullable: true, comment: "天气摘要"),
-                    createdat = table.Column<DateTime>(name: "created-at", type: "datetime2", nullable: false, comment: "创建时间"),
-                    updatedat = table.Column<DateTime>(name: "updated-at", type: "datetime2", nullable: false, comment: "更新时间")
-                },
-                constraints: table =>
-                {
-                    table.PrimaryKey("pk-weather-forecast", x => x.id);
-                },
-                comment: "天气预报数据实体");
-
-            migrationBuilder.CreateIndex(
-                name: "idx-api-refresh-token-hash",
-                table: "api-refresh-token",
-                column: "token-hash",
-                unique: true);
-
-            migrationBuilder.CreateIndex(
-                name: "idx-api-refresh-token-user-id",
-                table: "api-refresh-token",
-                column: "user-id");
-        }
-
-        /// <inheritdoc />
-        protected override void Down(MigrationBuilder migrationBuilder)
-        {
-            migrationBuilder.DropTable(
-                name: "api-refresh-token");
-
-            migrationBuilder.DropTable(
-                name: "user");
-
-            migrationBuilder.DropTable(
-                name: "weather-forecast");
-        }
-    }
-}

FileShare-EFCore/Migrations/SqlServer/20260520083242_AutoMigration_20260520163216.Designer.cs

@@ -1,190 +0,0 @@
-// <auto-generated />
-using System;
-using FileShare_EFCore.Database;
-using Microsoft.EntityFrameworkCore;
-using Microsoft.EntityFrameworkCore.Infrastructure;
-using Microsoft.EntityFrameworkCore.Metadata;
-using Microsoft.EntityFrameworkCore.Migrations;
-using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
-
-#nullable disable
-
-namespace FileShare_EFCore.Migrations.SqlServer
-{
-    [DbContext(typeof(SqlServerAppDataContext))]
-    [Migration("20260520083242_AutoMigration_20260520163216")]
-    partial class AutoMigration_20260520163216
-    {
-        /// <inheritdoc />
-        protected override void BuildTargetModel(ModelBuilder modelBuilder)
-        {
-#pragma warning disable 612, 618
-            modelBuilder
-                .HasAnnotation("ProductVersion", "10.0.7")
-                .HasAnnotation("Relational:MaxIdentifierLength", 128);
-
-            SqlServerModelBuilderExtensions.UseIdentityColumns(modelBuilder);
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ApiRefreshTokenEntity", b =>
-                {
-                    b.Property<long>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("bigint")
-                        .HasColumnName("id");
-
-                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<long>("Id"));
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("datetime2")
-                        .HasColumnName("created-at");
-
-                    b.Property<string>("Device")
-                        .HasMaxLength(200)
-                        .HasColumnType("nvarchar(200)")
-                        .HasColumnName("device");
-
-                    b.Property<DateTime>("ExpiresAt")
-                        .HasColumnType("datetime2")
-                        .HasColumnName("expires-at");
-
-                    b.Property<string>("IpAddress")
-                        .HasMaxLength(64)
-                        .HasColumnType("nvarchar(64)")
-                        .HasColumnName("ip-address");
-
-                    b.Property<string>("ReplacedByTokenHash")
-                        .HasMaxLength(128)
-                        .HasColumnType("nvarchar(128)")
-                        .HasColumnName("replaced-by-token-hash");
-
-                    b.Property<DateTime?>("RevokedAt")
-                        .HasColumnType("datetime2")
-                        .HasColumnName("revoked-at");
-
-                    b.Property<string>("TokenHash")
-                        .IsRequired()
-                        .HasMaxLength(128)
-                        .HasColumnType("nvarchar(128)")
-                        .HasColumnName("token-hash");
-
-                    b.Property<int>("UserId")
-                        .HasColumnType("int")
-                        .HasColumnName("user-id");
-
-                    b.HasKey("Id")
-                        .HasName("pk-api-refresh-token");
-
-                    b.HasIndex("TokenHash")
-                        .IsUnique()
-                        .HasDatabaseName("idx-api-refresh-token-hash");
-
-                    b.HasIndex("UserId")
-                        .HasDatabaseName("idx-api-refresh-token-user-id");
-
-                    b.ToTable("api-refresh-token", t =>
-                        {
-                            t.HasComment("API refresh token");
-                        });
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.UserEntity", b =>
-                {
-                    b.Property<int>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("int")
-                        .HasColumnName("id")
-                        .HasComment("用户主键");
-
-                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("datetime2")
-                        .HasColumnName("created-at")
-                        .HasComment("创建时间");
-
-                    b.Property<string>("Email")
-                        .HasMaxLength(200)
-                        .HasColumnType("nvarchar(200)")
-                        .HasColumnName("email")
-                        .HasComment("用户邮箱");
-
-                    b.Property<string>("Name")
-                        .HasMaxLength(100)
-                        .HasColumnType("nvarchar(100)")
-                        .HasColumnName("name")
-                        .HasComment("用户名称");
-
-                    b.Property<string>("PasswordHash")
-                        .HasMaxLength(200)
-                        .HasColumnType("nvarchar(200)")
-                        .HasColumnName("password-hash")
-                        .HasComment("密码哈希值");
-
-                    b.Property<string>("PhoneNumber")
-                        .HasMaxLength(50)
-                        .HasColumnType("nvarchar(50)")
-                        .HasColumnName("phone-number")
-                        .HasComment("电话号码");
-
-                    b.Property<DateTime>("UpdatedAt")
-                        .HasColumnType("datetime2")
-                        .HasColumnName("updated-at")
-                        .HasComment("更新时间");
-
-                    b.HasKey("Id")
-                        .HasName("pk-user");
-
-                    b.ToTable("user", t =>
-                        {
-                            t.HasComment("用户实体，演示数据库 CRUD 操作");
-                        });
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.WeatherForecastEntity", b =>
-                {
-                    b.Property<int>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("int")
-                        .HasColumnName("id")
-                        .HasComment("天气预报主键");
-
-                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("datetime2")
-                        .HasColumnName("created-at")
-                        .HasComment("创建时间");
-
-                    b.Property<DateOnly>("Date")
-                        .HasColumnType("date")
-                        .HasColumnName("date")
-                        .HasComment("预报日期");
-
-                    b.Property<string>("Summary")
-                        .HasMaxLength(200)
-                        .HasColumnType("nvarchar(200)")
-                        .HasColumnName("summary")
-                        .HasComment("天气摘要");
-
-                    b.Property<int>("TemperatureC")
-                        .HasColumnType("int")
-                        .HasColumnName("temperature-c")
-                        .HasComment("摄氏温度");
-
-                    b.Property<DateTime>("UpdatedAt")
-                        .HasColumnType("datetime2")
-                        .HasColumnName("updated-at")
-                        .HasComment("更新时间");
-
-                    b.HasKey("Id")
-                        .HasName("pk-weather-forecast");
-
-                    b.ToTable("weather-forecast", t =>
-                        {
-                            t.HasComment("天气预报数据实体");
-                        });
-                });
-#pragma warning restore 612, 618
-        }
-    }
-}

FileShare-EFCore/Migrations/SqlServer/20260520083242_AutoMigration_20260520163216.cs

@@ -1,30 +0,0 @@
-using Microsoft.EntityFrameworkCore.Migrations;
-
-#nullable disable
-
-namespace FileShare_EFCore.Migrations.SqlServer
-{
-    /// <inheritdoc />
-    public partial class AutoMigration_20260520163216 : Migration
-    {
-        /// <inheritdoc />
-        protected override void Up(MigrationBuilder migrationBuilder)
-        {
-            migrationBuilder.AddColumn<string>(
-                name: "password-hash",
-                table: "user",
-                type: "nvarchar(200)",
-                maxLength: 200,
-                nullable: true,
-                comment: "密码哈希值");
-        }
-
-        /// <inheritdoc />
-        protected override void Down(MigrationBuilder migrationBuilder)
-        {
-            migrationBuilder.DropColumn(
-                name: "password-hash",
-                table: "user");
-        }
-    }
-}

FileShare-EFCore/Migrations/SqlServer/20260522082829_AutoMigration_20260522162758.Designer.cs

@@ -1,383 +0,0 @@
-// <auto-generated />
-using System;
-using FileShare_EFCore.Database;
-using Microsoft.EntityFrameworkCore;
-using Microsoft.EntityFrameworkCore.Infrastructure;
-using Microsoft.EntityFrameworkCore.Metadata;
-using Microsoft.EntityFrameworkCore.Migrations;
-using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
-
-#nullable disable
-
-namespace FileShare_EFCore.Migrations.SqlServer
-{
-    [DbContext(typeof(SqlServerAppDataContext))]
-    [Migration("20260522082829_AutoMigration_20260522162758")]
-    partial class AutoMigration_20260522162758
-    {
-        /// <inheritdoc />
-        protected override void BuildTargetModel(ModelBuilder modelBuilder)
-        {
-#pragma warning disable 612, 618
-            modelBuilder
-                .HasAnnotation("ProductVersion", "10.0.7")
-                .HasAnnotation("Relational:MaxIdentifierLength", 128);
-
-            SqlServerModelBuilderExtensions.UseIdentityColumns(modelBuilder);
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ApiRefreshTokenEntity", b =>
-                {
-                    b.Property<long>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("bigint")
-                        .HasColumnName("id");
-
-                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<long>("Id"));
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("datetime2")
-                        .HasColumnName("created-at");
-
-                    b.Property<string>("Device")
-                        .HasMaxLength(200)
-                        .HasColumnType("nvarchar(200)")
-                        .HasColumnName("device");
-
-                    b.Property<DateTime>("ExpiresAt")
-                        .HasColumnType("datetime2")
-                        .HasColumnName("expires-at");
-
-                    b.Property<string>("IpAddress")
-                        .HasMaxLength(64)
-                        .HasColumnType("nvarchar(64)")
-                        .HasColumnName("ip-address");
-
-                    b.Property<string>("ReplacedByTokenHash")
-                        .HasMaxLength(128)
-                        .HasColumnType("nvarchar(128)")
-                        .HasColumnName("replaced-by-token-hash");
-
-                    b.Property<DateTime?>("RevokedAt")
-                        .HasColumnType("datetime2")
-                        .HasColumnName("revoked-at");
-
-                    b.Property<string>("TokenHash")
-                        .IsRequired()
-                        .HasMaxLength(128)
-                        .HasColumnType("nvarchar(128)")
-                        .HasColumnName("token-hash");
-
-                    b.Property<int>("UserId")
-                        .HasColumnType("int")
-                        .HasColumnName("user-id");
-
-                    b.HasKey("Id")
-                        .HasName("pk-api-refresh-token");
-
-                    b.HasIndex("TokenHash")
-                        .IsUnique()
-                        .HasDatabaseName("idx-api-refresh-token-hash");
-
-                    b.HasIndex("UserId")
-                        .HasDatabaseName("idx-api-refresh-token-user-id");
-
-                    b.ToTable("api-refresh-token", t =>
-                        {
-                            t.HasComment("API refresh token");
-                        });
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ManagedFileRecord", b =>
-                {
-                    b.Property<int>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("int")
-                        .HasColumnName("id");
-
-                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
-
-                    b.Property<string>("AbsolutePath")
-                        .IsRequired()
-                        .HasMaxLength(2048)
-                        .HasColumnType("nvarchar(2048)")
-                        .HasColumnName("absolute-path");
-
-                    b.Property<string>("ContentType")
-                        .IsRequired()
-                        .HasMaxLength(100)
-                        .HasColumnType("nvarchar(100)")
-                        .HasColumnName("content-type");
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("datetime2")
-                        .HasColumnName("created-at");
-
-                    b.Property<bool>("Exists")
-                        .HasColumnType("bit")
-                        .HasColumnName("exists");
-
-                    b.Property<string>("Extension")
-                        .IsRequired()
-                        .HasMaxLength(32)
-                        .HasColumnType("nvarchar(32)")
-                        .HasColumnName("extension");
-
-                    b.Property<string>("FileName")
-                        .IsRequired()
-                        .HasMaxLength(260)
-                        .HasColumnType("nvarchar(260)")
-                        .HasColumnName("file-name");
-
-                    b.Property<DateTime?>("LastPlayedAt")
-                        .HasColumnType("datetime2")
-                        .HasColumnName("last-played-at");
-
-                    b.Property<DateTime>("LastSeenAt")
-                        .HasColumnType("datetime2")
-                        .HasColumnName("last-seen-at");
-
-                    b.Property<DateTime>("LastWriteTimeUtc")
-                        .HasColumnType("datetime2")
-                        .HasColumnName("last-write-time-utc");
-
-                    b.Property<int>("LibraryRootId")
-                        .HasColumnType("int")
-                        .HasColumnName("library-root-id");
-
-                    b.Property<string>("MediaType")
-                        .IsRequired()
-                        .HasMaxLength(20)
-                        .HasColumnType("nvarchar(20)")
-                        .HasColumnName("media-type");
-
-                    b.Property<string>("RelativePath")
-                        .IsRequired()
-                        .HasMaxLength(1024)
-                        .HasColumnType("nvarchar(1024)")
-                        .HasColumnName("relative-path");
-
-                    b.Property<long>("SizeBytes")
-                        .HasColumnType("bigint")
-                        .HasColumnName("size-bytes");
-
-                    b.Property<string>("ThumbnailPath")
-                        .HasMaxLength(512)
-                        .HasColumnType("nvarchar(512)")
-                        .HasColumnName("thumbnail-path");
-
-                    b.Property<DateTime>("UpdatedAt")
-                        .HasColumnType("datetime2")
-                        .HasColumnName("updated-at");
-
-                    b.Property<double?>("VideoDuration")
-                        .HasColumnType("float")
-                        .HasColumnName("video-duration");
-
-                    b.HasKey("Id")
-                        .HasName("pk-managed-file-record");
-
-                    b.HasIndex("AbsolutePath")
-                        .IsUnique()
-                        .HasDatabaseName("idx-managed-file-record-absolute-path");
-
-                    b.HasIndex("LastPlayedAt")
-                        .HasDatabaseName("idx-managed-file-record-last-played-at");
-
-                    b.HasIndex("LibraryRootId")
-                        .HasDatabaseName("idx-managed-file-record-root-id");
-
-                    b.HasIndex("MediaType", "Exists")
-                        .HasDatabaseName("idx-managed-file-record-media-type-exists");
-
-                    b.ToTable("managed-file-record", t =>
-                        {
-                            t.HasComment("文件库文件记录");
-                        });
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ManagedLibraryRoot", b =>
-                {
-                    b.Property<int>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("int")
-                        .HasColumnName("id");
-
-                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("datetime2")
-                        .HasColumnName("created-at");
-
-                    b.Property<string>("DisplayName")
-                        .IsRequired()
-                        .HasMaxLength(200)
-                        .HasColumnType("nvarchar(200)")
-                        .HasColumnName("display-name");
-
-                    b.Property<bool>("IsAvailable")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("bit")
-                        .HasDefaultValue(true)
-                        .HasColumnName("is-available");
-
-                    b.Property<bool>("IsEnabled")
-                        .HasColumnType("bit")
-                        .HasColumnName("is-enabled");
-
-                    b.Property<DateTime?>("LastScanCompletedAt")
-                        .HasColumnType("datetime2")
-                        .HasColumnName("last-scan-completed-at");
-
-                    b.Property<string>("LastScanError")
-                        .HasMaxLength(2000)
-                        .HasColumnType("nvarchar(2000)")
-                        .HasColumnName("last-scan-error");
-
-                    b.Property<DateTime?>("LastScanStartedAt")
-                        .HasColumnType("datetime2")
-                        .HasColumnName("last-scan-started-at");
-
-                    b.Property<string>("Path")
-                        .IsRequired()
-                        .HasMaxLength(1024)
-                        .HasColumnType("nvarchar(1024)")
-                        .HasColumnName("path");
-
-                    b.Property<int>("ScanIntervalMinutes")
-                        .HasColumnType("int")
-                        .HasColumnName("scan-interval-minutes");
-
-                    b.Property<DateTime>("UpdatedAt")
-                        .HasColumnType("datetime2")
-                        .HasColumnName("updated-at");
-
-                    b.HasKey("Id")
-                        .HasName("pk-managed-library-root");
-
-                    b.HasIndex("Path")
-                        .IsUnique()
-                        .HasDatabaseName("idx-managed-library-root-path");
-
-                    b.ToTable("managed-library-root", t =>
-                        {
-                            t.HasComment("文件库根目录");
-                        });
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.UserEntity", b =>
-                {
-                    b.Property<int>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("int")
-                        .HasColumnName("id")
-                        .HasComment("用户主键");
-
-                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("datetime2")
-                        .HasColumnName("created-at")
-                        .HasComment("创建时间");
-
-                    b.Property<string>("Email")
-                        .HasMaxLength(200)
-                        .HasColumnType("nvarchar(200)")
-                        .HasColumnName("email")
-                        .HasComment("用户邮箱");
-
-                    b.Property<string>("Name")
-                        .HasMaxLength(100)
-                        .HasColumnType("nvarchar(100)")
-                        .HasColumnName("name")
-                        .HasComment("用户名称");
-
-                    b.Property<string>("PasswordHash")
-                        .HasMaxLength(200)
-                        .HasColumnType("nvarchar(200)")
-                        .HasColumnName("password-hash")
-                        .HasComment("密码哈希值");
-
-                    b.Property<string>("PhoneNumber")
-                        .HasMaxLength(50)
-                        .HasColumnType("nvarchar(50)")
-                        .HasColumnName("phone-number")
-                        .HasComment("电话号码");
-
-                    b.Property<DateTime>("UpdatedAt")
-                        .HasColumnType("datetime2")
-                        .HasColumnName("updated-at")
-                        .HasComment("更新时间");
-
-                    b.HasKey("Id")
-                        .HasName("pk-user");
-
-                    b.ToTable("user", t =>
-                        {
-                            t.HasComment("用户实体，演示数据库 CRUD 操作");
-                        });
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.WeatherForecastEntity", b =>
-                {
-                    b.Property<int>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("int")
-                        .HasColumnName("id")
-                        .HasComment("天气预报主键");
-
-                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("datetime2")
-                        .HasColumnName("created-at")
-                        .HasComment("创建时间");
-
-                    b.Property<DateOnly>("Date")
-                        .HasColumnType("date")
-                        .HasColumnName("date")
-                        .HasComment("预报日期");
-
-                    b.Property<string>("Summary")
-                        .HasMaxLength(200)
-                        .HasColumnType("nvarchar(200)")
-                        .HasColumnName("summary")
-                        .HasComment("天气摘要");
-
-                    b.Property<int>("TemperatureC")
-                        .HasColumnType("int")
-                        .HasColumnName("temperature-c")
-                        .HasComment("摄氏温度");
-
-                    b.Property<DateTime>("UpdatedAt")
-                        .HasColumnType("datetime2")
-                        .HasColumnName("updated-at")
-                        .HasComment("更新时间");
-
-                    b.HasKey("Id")
-                        .HasName("pk-weather-forecast");
-
-                    b.ToTable("weather-forecast", t =>
-                        {
-                            t.HasComment("天气预报数据实体");
-                        });
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ManagedFileRecord", b =>
-                {
-                    b.HasOne("FileShare_EFCore.Models.ManagedLibraryRoot", "LibraryRoot")
-                        .WithMany("Files")
-                        .HasForeignKey("LibraryRootId")
-                        .OnDelete(DeleteBehavior.Cascade)
-                        .IsRequired();
-
-                    b.Navigation("LibraryRoot");
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ManagedLibraryRoot", b =>
-                {
-                    b.Navigation("Files");
-                });
-#pragma warning restore 612, 618
-        }
-    }
-}

FileShare-EFCore/Migrations/SqlServer/20260522082829_AutoMigration_20260522162758.cs

@@ -1,110 +0,0 @@
-using System;
-using Microsoft.EntityFrameworkCore.Migrations;
-
-#nullable disable
-
-namespace FileShare_EFCore.Migrations.SqlServer
-{
-    /// <inheritdoc />
-    public partial class AutoMigration_20260522162758 : Migration
-    {
-        /// <inheritdoc />
-        protected override void Up(MigrationBuilder migrationBuilder)
-        {
-            migrationBuilder.CreateTable(
-                name: "managed-library-root",
-                columns: table => new
-                {
-                    id = table.Column<int>(type: "int", nullable: false)
-                        .Annotation("SqlServer:Identity", "1, 1"),
-                    path = table.Column<string>(type: "nvarchar(1024)", maxLength: 1024, nullable: false),
-                    displayname = table.Column<string>(name: "display-name", type: "nvarchar(200)", maxLength: 200, nullable: false),
-                    isenabled = table.Column<bool>(name: "is-enabled", type: "bit", nullable: false),
-                    isavailable = table.Column<bool>(name: "is-available", type: "bit", nullable: false, defaultValue: true),
-                    scanintervalminutes = table.Column<int>(name: "scan-interval-minutes", type: "int", nullable: false),
-                    lastscanstartedat = table.Column<DateTime>(name: "last-scan-started-at", type: "datetime2", nullable: true),
-                    lastscancompletedat = table.Column<DateTime>(name: "last-scan-completed-at", type: "datetime2", nullable: true),
-                    lastscanerror = table.Column<string>(name: "last-scan-error", type: "nvarchar(2000)", maxLength: 2000, nullable: true),
-                    createdat = table.Column<DateTime>(name: "created-at", type: "datetime2", nullable: false),
-                    updatedat = table.Column<DateTime>(name: "updated-at", type: "datetime2", nullable: false)
-                },
-                constraints: table =>
-                {
-                    table.PrimaryKey("pk-managed-library-root", x => x.id);
-                },
-                comment: "文件库根目录");
-
-            migrationBuilder.CreateTable(
-                name: "managed-file-record",
-                columns: table => new
-                {
-                    id = table.Column<int>(type: "int", nullable: false)
-                        .Annotation("SqlServer:Identity", "1, 1"),
-                    libraryrootid = table.Column<int>(name: "library-root-id", type: "int", nullable: false),
-                    filename = table.Column<string>(name: "file-name", type: "nvarchar(260)", maxLength: 260, nullable: false),
-                    relativepath = table.Column<string>(name: "relative-path", type: "nvarchar(1024)", maxLength: 1024, nullable: false),
-                    absolutepath = table.Column<string>(name: "absolute-path", type: "nvarchar(2048)", maxLength: 2048, nullable: false),
-                    extension = table.Column<string>(type: "nvarchar(32)", maxLength: 32, nullable: false),
-                    sizebytes = table.Column<long>(name: "size-bytes", type: "bigint", nullable: false),
-                    lastwritetimeutc = table.Column<DateTime>(name: "last-write-time-utc", type: "datetime2", nullable: false),
-                    mediatype = table.Column<string>(name: "media-type", type: "nvarchar(20)", maxLength: 20, nullable: false),
-                    contenttype = table.Column<string>(name: "content-type", type: "nvarchar(100)", maxLength: 100, nullable: false),
-                    exists = table.Column<bool>(type: "bit", nullable: false),
-                    lastseenat = table.Column<DateTime>(name: "last-seen-at", type: "datetime2", nullable: false),
-                    thumbnailpath = table.Column<string>(name: "thumbnail-path", type: "nvarchar(512)", maxLength: 512, nullable: true),
-                    videoduration = table.Column<double>(name: "video-duration", type: "float", nullable: true),
-                    lastplayedat = table.Column<DateTime>(name: "last-played-at", type: "datetime2", nullable: true),
-                    createdat = table.Column<DateTime>(name: "created-at", type: "datetime2", nullable: false),
-                    updatedat = table.Column<DateTime>(name: "updated-at", type: "datetime2", nullable: false)
-                },
-                constraints: table =>
-                {
-                    table.PrimaryKey("pk-managed-file-record", x => x.id);
-                    table.ForeignKey(
-                        name: "FK_managed-file-record_managed-library-root_library-root-id",
-                        column: x => x.libraryrootid,
-                        principalTable: "managed-library-root",
-                        principalColumn: "id",
-                        onDelete: ReferentialAction.Cascade);
-                },
-                comment: "文件库文件记录");
-
-            migrationBuilder.CreateIndex(
-                name: "idx-managed-file-record-absolute-path",
-                table: "managed-file-record",
-                column: "absolute-path",
-                unique: true);
-
-            migrationBuilder.CreateIndex(
-                name: "idx-managed-file-record-last-played-at",
-                table: "managed-file-record",
-                column: "last-played-at");
-
-            migrationBuilder.CreateIndex(
-                name: "idx-managed-file-record-media-type-exists",
-                table: "managed-file-record",
-                columns: new[] { "media-type", "exists" });
-
-            migrationBuilder.CreateIndex(
-                name: "idx-managed-file-record-root-id",
-                table: "managed-file-record",
-                column: "library-root-id");
-
-            migrationBuilder.CreateIndex(
-                name: "idx-managed-library-root-path",
-                table: "managed-library-root",
-                column: "path",
-                unique: true);
-        }
-
-        /// <inheritdoc />
-        protected override void Down(MigrationBuilder migrationBuilder)
-        {
-            migrationBuilder.DropTable(
-                name: "managed-file-record");
-
-            migrationBuilder.DropTable(
-                name: "managed-library-root");
-        }
-    }
-}

FileShare-EFCore/Migrations/SqlServer/20260522084325_AddThumbnailMap.Designer.cs

@@ -1,459 +0,0 @@
-// <auto-generated />
-using System;
-using FileShare_EFCore.Database;
-using Microsoft.EntityFrameworkCore;
-using Microsoft.EntityFrameworkCore.Infrastructure;
-using Microsoft.EntityFrameworkCore.Metadata;
-using Microsoft.EntityFrameworkCore.Migrations;
-using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
-
-#nullable disable
-
-namespace FileShare_EFCore.Migrations.SqlServer
-{
-    [DbContext(typeof(SqlServerAppDataContext))]
-    [Migration("20260522084325_AddThumbnailMap")]
-    partial class AddThumbnailMap
-    {
-        /// <inheritdoc />
-        protected override void BuildTargetModel(ModelBuilder modelBuilder)
-        {
-#pragma warning disable 612, 618
-            modelBuilder
-                .HasAnnotation("ProductVersion", "10.0.7")
-                .HasAnnotation("Relational:MaxIdentifierLength", 128);
-
-            SqlServerModelBuilderExtensions.UseIdentityColumns(modelBuilder);
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ApiRefreshTokenEntity", b =>
-                {
-                    b.Property<long>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("bigint")
-                        .HasColumnName("id");
-
-                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<long>("Id"));
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("datetime2")
-                        .HasColumnName("created-at");
-
-                    b.Property<string>("Device")
-                        .HasMaxLength(200)
-                        .HasColumnType("nvarchar(200)")
-                        .HasColumnName("device");
-
-                    b.Property<DateTime>("ExpiresAt")
-                        .HasColumnType("datetime2")
-                        .HasColumnName("expires-at");
-
-                    b.Property<string>("IpAddress")
-                        .HasMaxLength(64)
-                        .HasColumnType("nvarchar(64)")
-                        .HasColumnName("ip-address");
-
-                    b.Property<string>("ReplacedByTokenHash")
-                        .HasMaxLength(128)
-                        .HasColumnType("nvarchar(128)")
-                        .HasColumnName("replaced-by-token-hash");
-
-                    b.Property<DateTime?>("RevokedAt")
-                        .HasColumnType("datetime2")
-                        .HasColumnName("revoked-at");
-
-                    b.Property<string>("TokenHash")
-                        .IsRequired()
-                        .HasMaxLength(128)
-                        .HasColumnType("nvarchar(128)")
-                        .HasColumnName("token-hash");
-
-                    b.Property<int>("UserId")
-                        .HasColumnType("int")
-                        .HasColumnName("user-id");
-
-                    b.HasKey("Id")
-                        .HasName("pk-api-refresh-token");
-
-                    b.HasIndex("TokenHash")
-                        .IsUnique()
-                        .HasDatabaseName("idx-api-refresh-token-hash");
-
-                    b.HasIndex("UserId")
-                        .HasDatabaseName("idx-api-refresh-token-user-id");
-
-                    b.ToTable("api-refresh-token", t =>
-                        {
-                            t.HasComment("API refresh token");
-                        });
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ManagedFileRecord", b =>
-                {
-                    b.Property<int>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("int")
-                        .HasColumnName("id");
-
-                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
-
-                    b.Property<string>("AbsolutePath")
-                        .IsRequired()
-                        .HasMaxLength(2048)
-                        .HasColumnType("nvarchar(2048)")
-                        .HasColumnName("absolute-path");
-
-                    b.Property<string>("ContentType")
-                        .IsRequired()
-                        .HasMaxLength(100)
-                        .HasColumnType("nvarchar(100)")
-                        .HasColumnName("content-type");
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("datetime2")
-                        .HasColumnName("created-at");
-
-                    b.Property<bool>("Exists")
-                        .HasColumnType("bit")
-                        .HasColumnName("exists");
-
-                    b.Property<string>("Extension")
-                        .IsRequired()
-                        .HasMaxLength(32)
-                        .HasColumnType("nvarchar(32)")
-                        .HasColumnName("extension");
-
-                    b.Property<string>("FileName")
-                        .IsRequired()
-                        .HasMaxLength(260)
-                        .HasColumnType("nvarchar(260)")
-                        .HasColumnName("file-name");
-
-                    b.Property<DateTime?>("LastPlayedAt")
-                        .HasColumnType("datetime2")
-                        .HasColumnName("last-played-at");
-
-                    b.Property<DateTime>("LastSeenAt")
-                        .HasColumnType("datetime2")
-                        .HasColumnName("last-seen-at");
-
-                    b.Property<DateTime>("LastWriteTimeUtc")
-                        .HasColumnType("datetime2")
-                        .HasColumnName("last-write-time-utc");
-
-                    b.Property<int>("LibraryRootId")
-                        .HasColumnType("int")
-                        .HasColumnName("library-root-id");
-
-                    b.Property<string>("MediaType")
-                        .IsRequired()
-                        .HasMaxLength(20)
-                        .HasColumnType("nvarchar(20)")
-                        .HasColumnName("media-type");
-
-                    b.Property<string>("RelativePath")
-                        .IsRequired()
-                        .HasMaxLength(1024)
-                        .HasColumnType("nvarchar(1024)")
-                        .HasColumnName("relative-path");
-
-                    b.Property<long>("SizeBytes")
-                        .HasColumnType("bigint")
-                        .HasColumnName("size-bytes");
-
-                    b.Property<int?>("ThumbnailId")
-                        .HasColumnType("int")
-                        .HasColumnName("thumbnail-id");
-
-                    b.Property<DateTime>("UpdatedAt")
-                        .HasColumnType("datetime2")
-                        .HasColumnName("updated-at");
-
-                    b.Property<double?>("VideoDuration")
-                        .HasColumnType("float")
-                        .HasColumnName("video-duration");
-
-                    b.HasKey("Id")
-                        .HasName("pk-managed-file-record");
-
-                    b.HasIndex("AbsolutePath")
-                        .IsUnique()
-                        .HasDatabaseName("idx-managed-file-record-absolute-path");
-
-                    b.HasIndex("LastPlayedAt")
-                        .HasDatabaseName("idx-managed-file-record-last-played-at");
-
-                    b.HasIndex("LibraryRootId")
-                        .HasDatabaseName("idx-managed-file-record-root-id");
-
-                    b.HasIndex("ThumbnailId")
-                        .HasDatabaseName("idx-managed-file-record-thumbnail-id");
-
-                    b.HasIndex("MediaType", "Exists")
-                        .HasDatabaseName("idx-managed-file-record-media-type-exists");
-
-                    b.ToTable("managed-file-record", t =>
-                        {
-                            t.HasComment("文件库文件记录");
-                        });
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ManagedLibraryRoot", b =>
-                {
-                    b.Property<int>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("int")
-                        .HasColumnName("id");
-
-                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("datetime2")
-                        .HasColumnName("created-at");
-
-                    b.Property<string>("DisplayName")
-                        .IsRequired()
-                        .HasMaxLength(200)
-                        .HasColumnType("nvarchar(200)")
-                        .HasColumnName("display-name");
-
-                    b.Property<bool>("IsAvailable")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("bit")
-                        .HasDefaultValue(true)
-                        .HasColumnName("is-available");
-
-                    b.Property<bool>("IsEnabled")
-                        .HasColumnType("bit")
-                        .HasColumnName("is-enabled");
-
-                    b.Property<DateTime?>("LastScanCompletedAt")
-                        .HasColumnType("datetime2")
-                        .HasColumnName("last-scan-completed-at");
-
-                    b.Property<string>("LastScanError")
-                        .HasMaxLength(2000)
-                        .HasColumnType("nvarchar(2000)")
-                        .HasColumnName("last-scan-error");
-
-                    b.Property<DateTime?>("LastScanStartedAt")
-                        .HasColumnType("datetime2")
-                        .HasColumnName("last-scan-started-at");
-
-                    b.Property<string>("Path")
-                        .IsRequired()
-                        .HasMaxLength(1024)
-                        .HasColumnType("nvarchar(1024)")
-                        .HasColumnName("path");
-
-                    b.Property<int>("ScanIntervalMinutes")
-                        .HasColumnType("int")
-                        .HasColumnName("scan-interval-minutes");
-
-                    b.Property<DateTime>("UpdatedAt")
-                        .HasColumnType("datetime2")
-                        .HasColumnName("updated-at");
-
-                    b.HasKey("Id")
-                        .HasName("pk-managed-library-root");
-
-                    b.HasIndex("Path")
-                        .IsUnique()
-                        .HasDatabaseName("idx-managed-library-root-path");
-
-                    b.ToTable("managed-library-root", t =>
-                        {
-                            t.HasComment("文件库根目录");
-                        });
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ManagedThumbnailMap", b =>
-                {
-                    b.Property<int>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("int")
-                        .HasColumnName("id");
-
-                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
-
-                    b.Property<string>("ContentType")
-                        .IsRequired()
-                        .HasMaxLength(100)
-                        .HasColumnType("nvarchar(100)")
-                        .HasColumnName("content-type");
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("datetime2")
-                        .HasColumnName("created-at");
-
-                    b.Property<int>("LibraryRootId")
-                        .HasColumnType("int")
-                        .HasColumnName("library-root-id");
-
-                    b.Property<string>("RelativePath")
-                        .IsRequired()
-                        .HasMaxLength(1024)
-                        .HasColumnType("nvarchar(1024)")
-                        .HasColumnName("relative-path");
-
-                    b.Property<DateTime>("UpdatedAt")
-                        .HasColumnType("datetime2")
-                        .HasColumnName("updated-at");
-
-                    b.HasKey("Id")
-                        .HasName("pk-managed-thumbnail-map");
-
-                    b.HasIndex("LibraryRootId")
-                        .HasDatabaseName("idx-managed-thumbnail-map-root-id");
-
-                    b.HasIndex("RelativePath")
-                        .IsUnique()
-                        .HasDatabaseName("idx-managed-thumbnail-map-relative-path");
-
-                    b.ToTable("managed-thumbnail-map", t =>
-                        {
-                            t.HasComment("文件缩略图映射记录");
-                        });
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.UserEntity", b =>
-                {
-                    b.Property<int>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("int")
-                        .HasColumnName("id")
-                        .HasComment("用户主键");
-
-                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("datetime2")
-                        .HasColumnName("created-at")
-                        .HasComment("创建时间");
-
-                    b.Property<string>("Email")
-                        .HasMaxLength(200)
-                        .HasColumnType("nvarchar(200)")
-                        .HasColumnName("email")
-                        .HasComment("用户邮箱");
-
-                    b.Property<string>("Name")
-                        .HasMaxLength(100)
-                        .HasColumnType("nvarchar(100)")
-                        .HasColumnName("name")
-                        .HasComment("用户名称");
-
-                    b.Property<string>("PasswordHash")
-                        .HasMaxLength(200)
-                        .HasColumnType("nvarchar(200)")
-                        .HasColumnName("password-hash")
-                        .HasComment("密码哈希值");
-
-                    b.Property<string>("PhoneNumber")
-                        .HasMaxLength(50)
-                        .HasColumnType("nvarchar(50)")
-                        .HasColumnName("phone-number")
-                        .HasComment("电话号码");
-
-                    b.Property<DateTime>("UpdatedAt")
-                        .HasColumnType("datetime2")
-                        .HasColumnName("updated-at")
-                        .HasComment("更新时间");
-
-                    b.HasKey("Id")
-                        .HasName("pk-user");
-
-                    b.ToTable("user", t =>
-                        {
-                            t.HasComment("用户实体，演示数据库 CRUD 操作");
-                        });
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.WeatherForecastEntity", b =>
-                {
-                    b.Property<int>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("int")
-                        .HasColumnName("id")
-                        .HasComment("天气预报主键");
-
-                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("datetime2")
-                        .HasColumnName("created-at")
-                        .HasComment("创建时间");
-
-                    b.Property<DateOnly>("Date")
-                        .HasColumnType("date")
-                        .HasColumnName("date")
-                        .HasComment("预报日期");
-
-                    b.Property<string>("Summary")
-                        .HasMaxLength(200)
-                        .HasColumnType("nvarchar(200)")
-                        .HasColumnName("summary")
-                        .HasComment("天气摘要");
-
-                    b.Property<int>("TemperatureC")
-                        .HasColumnType("int")
-                        .HasColumnName("temperature-c")
-                        .HasComment("摄氏温度");
-
-                    b.Property<DateTime>("UpdatedAt")
-                        .HasColumnType("datetime2")
-                        .HasColumnName("updated-at")
-                        .HasComment("更新时间");
-
-                    b.HasKey("Id")
-                        .HasName("pk-weather-forecast");
-
-                    b.ToTable("weather-forecast", t =>
-                        {
-                            t.HasComment("天气预报数据实体");
-                        });
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ManagedFileRecord", b =>
-                {
-                    b.HasOne("FileShare_EFCore.Models.ManagedLibraryRoot", "LibraryRoot")
-                        .WithMany("Files")
-                        .HasForeignKey("LibraryRootId")
-                        .OnDelete(DeleteBehavior.Cascade)
-                        .IsRequired();
-
-                    b.HasOne("FileShare_EFCore.Models.ManagedThumbnailMap", "Thumbnail")
-                        .WithMany("Files")
-                        .HasForeignKey("ThumbnailId")
-                        .OnDelete(DeleteBehavior.SetNull);
-
-                    b.Navigation("LibraryRoot");
-
-                    b.Navigation("Thumbnail");
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ManagedThumbnailMap", b =>
-                {
-                    b.HasOne("FileShare_EFCore.Models.ManagedLibraryRoot", "LibraryRoot")
-                        .WithMany("Thumbnails")
-                        .HasForeignKey("LibraryRootId")
-                        .OnDelete(DeleteBehavior.Cascade)
-                        .IsRequired();
-
-                    b.Navigation("LibraryRoot");
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ManagedLibraryRoot", b =>
-                {
-                    b.Navigation("Files");
-
-                    b.Navigation("Thumbnails");
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ManagedThumbnailMap", b =>
-                {
-                    b.Navigation("Files");
-                });
-#pragma warning restore 612, 618
-        }
-    }
-}

FileShare-EFCore/Migrations/SqlServer/20260522084325_AddThumbnailMap.cs

@@ -1,99 +0,0 @@
-using System;
-using Microsoft.EntityFrameworkCore.Migrations;
-
-#nullable disable
-
-namespace FileShare_EFCore.Migrations.SqlServer
-{
-    /// <inheritdoc />
-    public partial class AddThumbnailMap : Migration
-    {
-        /// <inheritdoc />
-        protected override void Up(MigrationBuilder migrationBuilder)
-        {
-            migrationBuilder.DropColumn(
-                name: "thumbnail-path",
-                table: "managed-file-record");
-
-            migrationBuilder.AddColumn<int>(
-                name: "thumbnail-id",
-                table: "managed-file-record",
-                type: "int",
-                nullable: true);
-
-            migrationBuilder.CreateTable(
-                name: "managed-thumbnail-map",
-                columns: table => new
-                {
-                    id = table.Column<int>(type: "int", nullable: false)
-                        .Annotation("SqlServer:Identity", "1, 1"),
-                    libraryrootid = table.Column<int>(name: "library-root-id", type: "int", nullable: false),
-                    relativepath = table.Column<string>(name: "relative-path", type: "nvarchar(1024)", maxLength: 1024, nullable: false),
-                    contenttype = table.Column<string>(name: "content-type", type: "nvarchar(100)", maxLength: 100, nullable: false),
-                    createdat = table.Column<DateTime>(name: "created-at", type: "datetime2", nullable: false),
-                    updatedat = table.Column<DateTime>(name: "updated-at", type: "datetime2", nullable: false)
-                },
-                constraints: table =>
-                {
-                    table.PrimaryKey("pk-managed-thumbnail-map", x => x.id);
-                    table.ForeignKey(
-                        name: "FK_managed-thumbnail-map_managed-library-root_library-root-id",
-                        column: x => x.libraryrootid,
-                        principalTable: "managed-library-root",
-                        principalColumn: "id",
-                        onDelete: ReferentialAction.Cascade);
-                },
-                comment: "文件缩略图映射记录");
-
-            migrationBuilder.CreateIndex(
-                name: "idx-managed-file-record-thumbnail-id",
-                table: "managed-file-record",
-                column: "thumbnail-id");
-
-            migrationBuilder.CreateIndex(
-                name: "idx-managed-thumbnail-map-relative-path",
-                table: "managed-thumbnail-map",
-                column: "relative-path",
-                unique: true);
-
-            migrationBuilder.CreateIndex(
-                name: "idx-managed-thumbnail-map-root-id",
-                table: "managed-thumbnail-map",
-                column: "library-root-id");
-
-            migrationBuilder.AddForeignKey(
-                name: "FK_managed-file-record_managed-thumbnail-map_thumbnail-id",
-                table: "managed-file-record",
-                column: "thumbnail-id",
-                principalTable: "managed-thumbnail-map",
-                principalColumn: "id",
-                onDelete: ReferentialAction.SetNull);
-        }
-
-        /// <inheritdoc />
-        protected override void Down(MigrationBuilder migrationBuilder)
-        {
-            migrationBuilder.DropForeignKey(
-                name: "FK_managed-file-record_managed-thumbnail-map_thumbnail-id",
-                table: "managed-file-record");
-
-            migrationBuilder.DropTable(
-                name: "managed-thumbnail-map");
-
-            migrationBuilder.DropIndex(
-                name: "idx-managed-file-record-thumbnail-id",
-                table: "managed-file-record");
-
-            migrationBuilder.DropColumn(
-                name: "thumbnail-id",
-                table: "managed-file-record");
-
-            migrationBuilder.AddColumn<string>(
-                name: "thumbnail-path",
-                table: "managed-file-record",
-                type: "nvarchar(512)",
-                maxLength: 512,
-                nullable: true);
-        }
-    }
-}

FileShare-EFCore/Migrations/SqlServer/20260522092317_AddPlaybackPosition.Designer.cs

@@ -1,463 +0,0 @@
-// <auto-generated />
-using System;
-using FileShare_EFCore.Database;
-using Microsoft.EntityFrameworkCore;
-using Microsoft.EntityFrameworkCore.Infrastructure;
-using Microsoft.EntityFrameworkCore.Metadata;
-using Microsoft.EntityFrameworkCore.Migrations;
-using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
-
-#nullable disable
-
-namespace FileShare_EFCore.Migrations.SqlServer
-{
-    [DbContext(typeof(SqlServerAppDataContext))]
-    [Migration("20260522092317_AddPlaybackPosition")]
-    partial class AddPlaybackPosition
-    {
-        /// <inheritdoc />
-        protected override void BuildTargetModel(ModelBuilder modelBuilder)
-        {
-#pragma warning disable 612, 618
-            modelBuilder
-                .HasAnnotation("ProductVersion", "10.0.7")
-                .HasAnnotation("Relational:MaxIdentifierLength", 128);
-
-            SqlServerModelBuilderExtensions.UseIdentityColumns(modelBuilder);
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ApiRefreshTokenEntity", b =>
-                {
-                    b.Property<long>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("bigint")
-                        .HasColumnName("id");
-
-                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<long>("Id"));
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("datetime2")
-                        .HasColumnName("created-at");
-
-                    b.Property<string>("Device")
-                        .HasMaxLength(200)
-                        .HasColumnType("nvarchar(200)")
-                        .HasColumnName("device");
-
-                    b.Property<DateTime>("ExpiresAt")
-                        .HasColumnType("datetime2")
-                        .HasColumnName("expires-at");
-
-                    b.Property<string>("IpAddress")
-                        .HasMaxLength(64)
-                        .HasColumnType("nvarchar(64)")
-                        .HasColumnName("ip-address");
-
-                    b.Property<string>("ReplacedByTokenHash")
-                        .HasMaxLength(128)
-                        .HasColumnType("nvarchar(128)")
-                        .HasColumnName("replaced-by-token-hash");
-
-                    b.Property<DateTime?>("RevokedAt")
-                        .HasColumnType("datetime2")
-                        .HasColumnName("revoked-at");
-
-                    b.Property<string>("TokenHash")
-                        .IsRequired()
-                        .HasMaxLength(128)
-                        .HasColumnType("nvarchar(128)")
-                        .HasColumnName("token-hash");
-
-                    b.Property<int>("UserId")
-                        .HasColumnType("int")
-                        .HasColumnName("user-id");
-
-                    b.HasKey("Id")
-                        .HasName("pk-api-refresh-token");
-
-                    b.HasIndex("TokenHash")
-                        .IsUnique()
-                        .HasDatabaseName("idx-api-refresh-token-hash");
-
-                    b.HasIndex("UserId")
-                        .HasDatabaseName("idx-api-refresh-token-user-id");
-
-                    b.ToTable("api-refresh-token", t =>
-                        {
-                            t.HasComment("API refresh token");
-                        });
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ManagedFileRecord", b =>
-                {
-                    b.Property<int>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("int")
-                        .HasColumnName("id");
-
-                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
-
-                    b.Property<string>("AbsolutePath")
-                        .IsRequired()
-                        .HasMaxLength(2048)
-                        .HasColumnType("nvarchar(2048)")
-                        .HasColumnName("absolute-path");
-
-                    b.Property<string>("ContentType")
-                        .IsRequired()
-                        .HasMaxLength(100)
-                        .HasColumnType("nvarchar(100)")
-                        .HasColumnName("content-type");
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("datetime2")
-                        .HasColumnName("created-at");
-
-                    b.Property<bool>("Exists")
-                        .HasColumnType("bit")
-                        .HasColumnName("exists");
-
-                    b.Property<string>("Extension")
-                        .IsRequired()
-                        .HasMaxLength(32)
-                        .HasColumnType("nvarchar(32)")
-                        .HasColumnName("extension");
-
-                    b.Property<string>("FileName")
-                        .IsRequired()
-                        .HasMaxLength(260)
-                        .HasColumnType("nvarchar(260)")
-                        .HasColumnName("file-name");
-
-                    b.Property<DateTime?>("LastPlayedAt")
-                        .HasColumnType("datetime2")
-                        .HasColumnName("last-played-at");
-
-                    b.Property<DateTime>("LastSeenAt")
-                        .HasColumnType("datetime2")
-                        .HasColumnName("last-seen-at");
-
-                    b.Property<DateTime>("LastWriteTimeUtc")
-                        .HasColumnType("datetime2")
-                        .HasColumnName("last-write-time-utc");
-
-                    b.Property<int>("LibraryRootId")
-                        .HasColumnType("int")
-                        .HasColumnName("library-root-id");
-
-                    b.Property<string>("MediaType")
-                        .IsRequired()
-                        .HasMaxLength(20)
-                        .HasColumnType("nvarchar(20)")
-                        .HasColumnName("media-type");
-
-                    b.Property<double?>("PlaybackPosition")
-                        .HasColumnType("float")
-                        .HasColumnName("playback-position");
-
-                    b.Property<string>("RelativePath")
-                        .IsRequired()
-                        .HasMaxLength(1024)
-                        .HasColumnType("nvarchar(1024)")
-                        .HasColumnName("relative-path");
-
-                    b.Property<long>("SizeBytes")
-                        .HasColumnType("bigint")
-                        .HasColumnName("size-bytes");
-
-                    b.Property<int?>("ThumbnailId")
-                        .HasColumnType("int")
-                        .HasColumnName("thumbnail-id");
-
-                    b.Property<DateTime>("UpdatedAt")
-                        .HasColumnType("datetime2")
-                        .HasColumnName("updated-at");
-
-                    b.Property<double?>("VideoDuration")
-                        .HasColumnType("float")
-                        .HasColumnName("video-duration");
-
-                    b.HasKey("Id")
-                        .HasName("pk-managed-file-record");
-
-                    b.HasIndex("AbsolutePath")
-                        .IsUnique()
-                        .HasDatabaseName("idx-managed-file-record-absolute-path");
-
-                    b.HasIndex("LastPlayedAt")
-                        .HasDatabaseName("idx-managed-file-record-last-played-at");
-
-                    b.HasIndex("LibraryRootId")
-                        .HasDatabaseName("idx-managed-file-record-root-id");
-
-                    b.HasIndex("ThumbnailId")
-                        .HasDatabaseName("idx-managed-file-record-thumbnail-id");
-
-                    b.HasIndex("MediaType", "Exists")
-                        .HasDatabaseName("idx-managed-file-record-media-type-exists");
-
-                    b.ToTable("managed-file-record", t =>
-                        {
-                            t.HasComment("文件库文件记录");
-                        });
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ManagedLibraryRoot", b =>
-                {
-                    b.Property<int>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("int")
-                        .HasColumnName("id");
-
-                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("datetime2")
-                        .HasColumnName("created-at");
-
-                    b.Property<string>("DisplayName")
-                        .IsRequired()
-                        .HasMaxLength(200)
-                        .HasColumnType("nvarchar(200)")
-                        .HasColumnName("display-name");
-
-                    b.Property<bool>("IsAvailable")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("bit")
-                        .HasDefaultValue(true)
-                        .HasColumnName("is-available");
-
-                    b.Property<bool>("IsEnabled")
-                        .HasColumnType("bit")
-                        .HasColumnName("is-enabled");
-
-                    b.Property<DateTime?>("LastScanCompletedAt")
-                        .HasColumnType("datetime2")
-                        .HasColumnName("last-scan-completed-at");
-
-                    b.Property<string>("LastScanError")
-                        .HasMaxLength(2000)
-                        .HasColumnType("nvarchar(2000)")
-                        .HasColumnName("last-scan-error");
-
-                    b.Property<DateTime?>("LastScanStartedAt")
-                        .HasColumnType("datetime2")
-                        .HasColumnName("last-scan-started-at");
-
-                    b.Property<string>("Path")
-                        .IsRequired()
-                        .HasMaxLength(1024)
-                        .HasColumnType("nvarchar(1024)")
-                        .HasColumnName("path");
-
-                    b.Property<int>("ScanIntervalMinutes")
-                        .HasColumnType("int")
-                        .HasColumnName("scan-interval-minutes");
-
-                    b.Property<DateTime>("UpdatedAt")
-                        .HasColumnType("datetime2")
-                        .HasColumnName("updated-at");
-
-                    b.HasKey("Id")
-                        .HasName("pk-managed-library-root");
-
-                    b.HasIndex("Path")
-                        .IsUnique()
-                        .HasDatabaseName("idx-managed-library-root-path");
-
-                    b.ToTable("managed-library-root", t =>
-                        {
-                            t.HasComment("文件库根目录");
-                        });
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ManagedThumbnailMap", b =>
-                {
-                    b.Property<int>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("int")
-                        .HasColumnName("id");
-
-                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
-
-                    b.Property<string>("ContentType")
-                        .IsRequired()
-                        .HasMaxLength(100)
-                        .HasColumnType("nvarchar(100)")
-                        .HasColumnName("content-type");
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("datetime2")
-                        .HasColumnName("created-at");
-
-                    b.Property<int>("LibraryRootId")
-                        .HasColumnType("int")
-                        .HasColumnName("library-root-id");
-
-                    b.Property<string>("RelativePath")
-                        .IsRequired()
-                        .HasMaxLength(1024)
-                        .HasColumnType("nvarchar(1024)")
-                        .HasColumnName("relative-path");
-
-                    b.Property<DateTime>("UpdatedAt")
-                        .HasColumnType("datetime2")
-                        .HasColumnName("updated-at");
-
-                    b.HasKey("Id")
-                        .HasName("pk-managed-thumbnail-map");
-
-                    b.HasIndex("LibraryRootId")
-                        .HasDatabaseName("idx-managed-thumbnail-map-root-id");
-
-                    b.HasIndex("RelativePath")
-                        .IsUnique()
-                        .HasDatabaseName("idx-managed-thumbnail-map-relative-path");
-
-                    b.ToTable("managed-thumbnail-map", t =>
-                        {
-                            t.HasComment("文件缩略图映射记录");
-                        });
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.UserEntity", b =>
-                {
-                    b.Property<int>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("int")
-                        .HasColumnName("id")
-                        .HasComment("用户主键");
-
-                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("datetime2")
-                        .HasColumnName("created-at")
-                        .HasComment("创建时间");
-
-                    b.Property<string>("Email")
-                        .HasMaxLength(200)
-                        .HasColumnType("nvarchar(200)")
-                        .HasColumnName("email")
-                        .HasComment("用户邮箱");
-
-                    b.Property<string>("Name")
-                        .HasMaxLength(100)
-                        .HasColumnType("nvarchar(100)")
-                        .HasColumnName("name")
-                        .HasComment("用户名称");
-
-                    b.Property<string>("PasswordHash")
-                        .HasMaxLength(200)
-                        .HasColumnType("nvarchar(200)")
-                        .HasColumnName("password-hash")
-                        .HasComment("密码哈希值");
-
-                    b.Property<string>("PhoneNumber")
-                        .HasMaxLength(50)
-                        .HasColumnType("nvarchar(50)")
-                        .HasColumnName("phone-number")
-                        .HasComment("电话号码");
-
-                    b.Property<DateTime>("UpdatedAt")
-                        .HasColumnType("datetime2")
-                        .HasColumnName("updated-at")
-                        .HasComment("更新时间");
-
-                    b.HasKey("Id")
-                        .HasName("pk-user");
-
-                    b.ToTable("user", t =>
-                        {
-                            t.HasComment("用户实体，演示数据库 CRUD 操作");
-                        });
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.WeatherForecastEntity", b =>
-                {
-                    b.Property<int>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("int")
-                        .HasColumnName("id")
-                        .HasComment("天气预报主键");
-
-                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("datetime2")
-                        .HasColumnName("created-at")
-                        .HasComment("创建时间");
-
-                    b.Property<DateOnly>("Date")
-                        .HasColumnType("date")
-                        .HasColumnName("date")
-                        .HasComment("预报日期");
-
-                    b.Property<string>("Summary")
-                        .HasMaxLength(200)
-                        .HasColumnType("nvarchar(200)")
-                        .HasColumnName("summary")
-                        .HasComment("天气摘要");
-
-                    b.Property<int>("TemperatureC")
-                        .HasColumnType("int")
-                        .HasColumnName("temperature-c")
-                        .HasComment("摄氏温度");
-
-                    b.Property<DateTime>("UpdatedAt")
-                        .HasColumnType("datetime2")
-                        .HasColumnName("updated-at")
-                        .HasComment("更新时间");
-
-                    b.HasKey("Id")
-                        .HasName("pk-weather-forecast");
-
-                    b.ToTable("weather-forecast", t =>
-                        {
-                            t.HasComment("天气预报数据实体");
-                        });
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ManagedFileRecord", b =>
-                {
-                    b.HasOne("FileShare_EFCore.Models.ManagedLibraryRoot", "LibraryRoot")
-                        .WithMany("Files")
-                        .HasForeignKey("LibraryRootId")
-                        .OnDelete(DeleteBehavior.Cascade)
-                        .IsRequired();
-
-                    b.HasOne("FileShare_EFCore.Models.ManagedThumbnailMap", "Thumbnail")
-                        .WithMany("Files")
-                        .HasForeignKey("ThumbnailId")
-                        .OnDelete(DeleteBehavior.SetNull);
-
-                    b.Navigation("LibraryRoot");
-
-                    b.Navigation("Thumbnail");
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ManagedThumbnailMap", b =>
-                {
-                    b.HasOne("FileShare_EFCore.Models.ManagedLibraryRoot", "LibraryRoot")
-                        .WithMany("Thumbnails")
-                        .HasForeignKey("LibraryRootId")
-                        .OnDelete(DeleteBehavior.Cascade)
-                        .IsRequired();
-
-                    b.Navigation("LibraryRoot");
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ManagedLibraryRoot", b =>
-                {
-                    b.Navigation("Files");
-
-                    b.Navigation("Thumbnails");
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ManagedThumbnailMap", b =>
-                {
-                    b.Navigation("Files");
-                });
-#pragma warning restore 612, 618
-        }
-    }
-}

FileShare-EFCore/Migrations/SqlServer/20260522092317_AddPlaybackPosition.cs

@@ -1,28 +0,0 @@
-using Microsoft.EntityFrameworkCore.Migrations;
-
-#nullable disable
-
-namespace FileShare_EFCore.Migrations.SqlServer
-{
-    /// <inheritdoc />
-    public partial class AddPlaybackPosition : Migration
-    {
-        /// <inheritdoc />
-        protected override void Up(MigrationBuilder migrationBuilder)
-        {
-            migrationBuilder.AddColumn<double>(
-                name: "playback-position",
-                table: "managed-file-record",
-                type: "float",
-                nullable: true);
-        }
-
-        /// <inheritdoc />
-        protected override void Down(MigrationBuilder migrationBuilder)
-        {
-            migrationBuilder.DropColumn(
-                name: "playback-position",
-                table: "managed-file-record");
-        }
-    }
-}

FileShare-EFCore/Migrations/SqlServer/20260523023625_AutoMigration_20260523103531.Designer.cs

@@ -1,470 +0,0 @@
-// <auto-generated />
-using System;
-using FileShare_EFCore.Database;
-using Microsoft.EntityFrameworkCore;
-using Microsoft.EntityFrameworkCore.Infrastructure;
-using Microsoft.EntityFrameworkCore.Metadata;
-using Microsoft.EntityFrameworkCore.Migrations;
-using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
-
-#nullable disable
-
-namespace FileShare_EFCore.Migrations.SqlServer
-{
-    [DbContext(typeof(SqlServerAppDataContext))]
-    [Migration("20260523023625_AutoMigration_20260523103531")]
-    partial class AutoMigration_20260523103531
-    {
-        /// <inheritdoc />
-        protected override void BuildTargetModel(ModelBuilder modelBuilder)
-        {
-#pragma warning disable 612, 618
-            modelBuilder
-                .HasAnnotation("ProductVersion", "10.0.7")
-                .HasAnnotation("Relational:MaxIdentifierLength", 128);
-
-            SqlServerModelBuilderExtensions.UseIdentityColumns(modelBuilder);
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ApiRefreshTokenEntity", b =>
-                {
-                    b.Property<long>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("bigint")
-                        .HasColumnName("id");
-
-                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<long>("Id"));
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("datetime2")
-                        .HasColumnName("created-at");
-
-                    b.Property<string>("Device")
-                        .HasMaxLength(200)
-                        .HasColumnType("nvarchar(200)")
-                        .HasColumnName("device");
-
-                    b.Property<DateTime>("ExpiresAt")
-                        .HasColumnType("datetime2")
-                        .HasColumnName("expires-at");
-
-                    b.Property<string>("IpAddress")
-                        .HasMaxLength(64)
-                        .HasColumnType("nvarchar(64)")
-                        .HasColumnName("ip-address");
-
-                    b.Property<string>("ReplacedByTokenHash")
-                        .HasMaxLength(128)
-                        .HasColumnType("nvarchar(128)")
-                        .HasColumnName("replaced-by-token-hash");
-
-                    b.Property<DateTime?>("RevokedAt")
-                        .HasColumnType("datetime2")
-                        .HasColumnName("revoked-at");
-
-                    b.Property<string>("TokenHash")
-                        .IsRequired()
-                        .HasMaxLength(128)
-                        .HasColumnType("nvarchar(128)")
-                        .HasColumnName("token-hash");
-
-                    b.Property<int>("UserId")
-                        .HasColumnType("int")
-                        .HasColumnName("user-id");
-
-                    b.HasKey("Id")
-                        .HasName("pk-api-refresh-token");
-
-                    b.HasIndex("TokenHash")
-                        .IsUnique()
-                        .HasDatabaseName("idx-api-refresh-token-hash");
-
-                    b.HasIndex("UserId")
-                        .HasDatabaseName("idx-api-refresh-token-user-id");
-
-                    b.ToTable("api-refresh-token", t =>
-                        {
-                            t.HasComment("API refresh token");
-                        });
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ManagedFileRecord", b =>
-                {
-                    b.Property<int>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("int")
-                        .HasColumnName("id");
-
-                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
-
-                    b.Property<string>("AbsolutePath")
-                        .IsRequired()
-                        .HasMaxLength(2048)
-                        .HasColumnType("nvarchar(2048)")
-                        .HasColumnName("absolute-path");
-
-                    b.Property<string>("ContentType")
-                        .IsRequired()
-                        .HasMaxLength(100)
-                        .HasColumnType("nvarchar(100)")
-                        .HasColumnName("content-type");
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("datetime2")
-                        .HasColumnName("created-at");
-
-                    b.Property<bool>("Exists")
-                        .HasColumnType("bit")
-                        .HasColumnName("exists");
-
-                    b.Property<string>("Extension")
-                        .IsRequired()
-                        .HasMaxLength(32)
-                        .HasColumnType("nvarchar(32)")
-                        .HasColumnName("extension");
-
-                    b.Property<DateTime?>("FileCreationTimeUtc")
-                        .HasColumnType("datetime2")
-                        .HasColumnName("file-creation-time-utc");
-
-                    b.Property<string>("FileName")
-                        .IsRequired()
-                        .HasMaxLength(260)
-                        .HasColumnType("nvarchar(260)")
-                        .HasColumnName("file-name");
-
-                    b.Property<DateTime?>("LastPlayedAt")
-                        .HasColumnType("datetime2")
-                        .HasColumnName("last-played-at");
-
-                    b.Property<DateTime>("LastSeenAt")
-                        .HasColumnType("datetime2")
-                        .HasColumnName("last-seen-at");
-
-                    b.Property<DateTime>("LastWriteTimeUtc")
-                        .HasColumnType("datetime2")
-                        .HasColumnName("last-write-time-utc");
-
-                    b.Property<int>("LibraryRootId")
-                        .HasColumnType("int")
-                        .HasColumnName("library-root-id");
-
-                    b.Property<string>("MediaType")
-                        .IsRequired()
-                        .HasMaxLength(20)
-                        .HasColumnType("nvarchar(20)")
-                        .HasColumnName("media-type");
-
-                    b.Property<double?>("PlaybackPosition")
-                        .HasColumnType("float")
-                        .HasColumnName("playback-position");
-
-                    b.Property<string>("RelativePath")
-                        .IsRequired()
-                        .HasMaxLength(1024)
-                        .HasColumnType("nvarchar(1024)")
-                        .HasColumnName("relative-path");
-
-                    b.Property<long>("SizeBytes")
-                        .HasColumnType("bigint")
-                        .HasColumnName("size-bytes");
-
-                    b.Property<int?>("ThumbnailId")
-                        .HasColumnType("int")
-                        .HasColumnName("thumbnail-id");
-
-                    b.Property<DateTime>("UpdatedAt")
-                        .HasColumnType("datetime2")
-                        .HasColumnName("updated-at");
-
-                    b.Property<double?>("VideoDuration")
-                        .HasColumnType("float")
-                        .HasColumnName("video-duration");
-
-                    b.HasKey("Id")
-                        .HasName("pk-managed-file-record");
-
-                    b.HasIndex("AbsolutePath")
-                        .IsUnique()
-                        .HasDatabaseName("idx-managed-file-record-absolute-path");
-
-                    b.HasIndex("FileCreationTimeUtc")
-                        .HasDatabaseName("idx-managed-file-record-file-creation-time");
-
-                    b.HasIndex("LastPlayedAt")
-                        .HasDatabaseName("idx-managed-file-record-last-played-at");
-
-                    b.HasIndex("LibraryRootId")
-                        .HasDatabaseName("idx-managed-file-record-root-id");
-
-                    b.HasIndex("ThumbnailId")
-                        .HasDatabaseName("idx-managed-file-record-thumbnail-id");
-
-                    b.HasIndex("MediaType", "Exists")
-                        .HasDatabaseName("idx-managed-file-record-media-type-exists");
-
-                    b.ToTable("managed-file-record", t =>
-                        {
-                            t.HasComment("文件库文件记录");
-                        });
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ManagedLibraryRoot", b =>
-                {
-                    b.Property<int>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("int")
-                        .HasColumnName("id");
-
-                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("datetime2")
-                        .HasColumnName("created-at");
-
-                    b.Property<string>("DisplayName")
-                        .IsRequired()
-                        .HasMaxLength(200)
-                        .HasColumnType("nvarchar(200)")
-                        .HasColumnName("display-name");
-
-                    b.Property<bool>("IsAvailable")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("bit")
-                        .HasDefaultValue(true)
-                        .HasColumnName("is-available");
-
-                    b.Property<bool>("IsEnabled")
-                        .HasColumnType("bit")
-                        .HasColumnName("is-enabled");
-
-                    b.Property<DateTime?>("LastScanCompletedAt")
-                        .HasColumnType("datetime2")
-                        .HasColumnName("last-scan-completed-at");
-
-                    b.Property<string>("LastScanError")
-                        .HasMaxLength(2000)
-                        .HasColumnType("nvarchar(2000)")
-                        .HasColumnName("last-scan-error");
-
-                    b.Property<DateTime?>("LastScanStartedAt")
-                        .HasColumnType("datetime2")
-                        .HasColumnName("last-scan-started-at");
-
-                    b.Property<string>("Path")
-                        .IsRequired()
-                        .HasMaxLength(1024)
-                        .HasColumnType("nvarchar(1024)")
-                        .HasColumnName("path");
-
-                    b.Property<int>("ScanIntervalMinutes")
-                        .HasColumnType("int")
-                        .HasColumnName("scan-interval-minutes");
-
-                    b.Property<DateTime>("UpdatedAt")
-                        .HasColumnType("datetime2")
-                        .HasColumnName("updated-at");
-
-                    b.HasKey("Id")
-                        .HasName("pk-managed-library-root");
-
-                    b.HasIndex("Path")
-                        .IsUnique()
-                        .HasDatabaseName("idx-managed-library-root-path");
-
-                    b.ToTable("managed-library-root", t =>
-                        {
-                            t.HasComment("文件库根目录");
-                        });
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ManagedThumbnailMap", b =>
-                {
-                    b.Property<int>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("int")
-                        .HasColumnName("id");
-
-                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
-
-                    b.Property<string>("ContentType")
-                        .IsRequired()
-                        .HasMaxLength(100)
-                        .HasColumnType("nvarchar(100)")
-                        .HasColumnName("content-type");
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("datetime2")
-                        .HasColumnName("created-at");
-
-                    b.Property<int>("LibraryRootId")
-                        .HasColumnType("int")
-                        .HasColumnName("library-root-id");
-
-                    b.Property<string>("RelativePath")
-                        .IsRequired()
-                        .HasMaxLength(1024)
-                        .HasColumnType("nvarchar(1024)")
-                        .HasColumnName("relative-path");
-
-                    b.Property<DateTime>("UpdatedAt")
-                        .HasColumnType("datetime2")
-                        .HasColumnName("updated-at");
-
-                    b.HasKey("Id")
-                        .HasName("pk-managed-thumbnail-map");
-
-                    b.HasIndex("LibraryRootId")
-                        .HasDatabaseName("idx-managed-thumbnail-map-root-id");
-
-                    b.HasIndex("RelativePath")
-                        .IsUnique()
-                        .HasDatabaseName("idx-managed-thumbnail-map-relative-path");
-
-                    b.ToTable("managed-thumbnail-map", t =>
-                        {
-                            t.HasComment("文件缩略图映射记录");
-                        });
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.UserEntity", b =>
-                {
-                    b.Property<int>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("int")
-                        .HasColumnName("id")
-                        .HasComment("用户主键");
-
-                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("datetime2")
-                        .HasColumnName("created-at")
-                        .HasComment("创建时间");
-
-                    b.Property<string>("Email")
-                        .HasMaxLength(200)
-                        .HasColumnType("nvarchar(200)")
-                        .HasColumnName("email")
-                        .HasComment("用户邮箱");
-
-                    b.Property<string>("Name")
-                        .HasMaxLength(100)
-                        .HasColumnType("nvarchar(100)")
-                        .HasColumnName("name")
-                        .HasComment("用户名称");
-
-                    b.Property<string>("PasswordHash")
-                        .HasMaxLength(200)
-                        .HasColumnType("nvarchar(200)")
-                        .HasColumnName("password-hash")
-                        .HasComment("密码哈希值");
-
-                    b.Property<string>("PhoneNumber")
-                        .HasMaxLength(50)
-                        .HasColumnType("nvarchar(50)")
-                        .HasColumnName("phone-number")
-                        .HasComment("电话号码");
-
-                    b.Property<DateTime>("UpdatedAt")
-                        .HasColumnType("datetime2")
-                        .HasColumnName("updated-at")
-                        .HasComment("更新时间");
-
-                    b.HasKey("Id")
-                        .HasName("pk-user");
-
-                    b.ToTable("user", t =>
-                        {
-                            t.HasComment("用户实体，演示数据库 CRUD 操作");
-                        });
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.WeatherForecastEntity", b =>
-                {
-                    b.Property<int>("Id")
-                        .ValueGeneratedOnAdd()
-                        .HasColumnType("int")
-                        .HasColumnName("id")
-                        .HasComment("天气预报主键");
-
-                    SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
-
-                    b.Property<DateTime>("CreatedAt")
-                        .HasColumnType("datetime2")
-                        .HasColumnName("created-at")
-                        .HasComment("创建时间");
-
-                    b.Property<DateOnly>("Date")
-                        .HasColumnType("date")
-                        .HasColumnName("date")
-                        .HasComment("预报日期");
-
-                    b.Property<string>("Summary")
-                        .HasMaxLength(200)
-                        .HasColumnType("nvarchar(200)")
-                        .HasColumnName("summary")
-                        .HasComment("天气摘要");
-
-                    b.Property<int>("TemperatureC")
-                        .HasColumnType("int")
-                        .HasColumnName("temperature-c")
-                        .HasComment("摄氏温度");
-
-                    b.Property<DateTime>("UpdatedAt")
-                        .HasColumnType("datetime2")
-                        .HasColumnName("updated-at")
-                        .HasComment("更新时间");
-
-                    b.HasKey("Id")
-                        .HasName("pk-weather-forecast");
-
-                    b.ToTable("weather-forecast", t =>
-                        {
-                            t.HasComment("天气预报数据实体");
-                        });
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ManagedFileRecord", b =>
-                {
-                    b.HasOne("FileShare_EFCore.Models.ManagedLibraryRoot", "LibraryRoot")
-                        .WithMany("Files")
-                        .HasForeignKey("LibraryRootId")
-                        .OnDelete(DeleteBehavior.Cascade)
-                        .IsRequired();
-
-                    b.HasOne("FileShare_EFCore.Models.ManagedThumbnailMap", "Thumbnail")
-                        .WithMany("Files")
-                        .HasForeignKey("ThumbnailId")
-                        .OnDelete(DeleteBehavior.SetNull);
-
-                    b.Navigation("LibraryRoot");
-
-                    b.Navigation("Thumbnail");
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ManagedThumbnailMap", b =>
-                {
-                    b.HasOne("FileShare_EFCore.Models.ManagedLibraryRoot", "LibraryRoot")
-                        .WithMany("Thumbnails")
-                        .HasForeignKey("LibraryRootId")
-                        .OnDelete(DeleteBehavior.Cascade)
-                        .IsRequired();
-
-                    b.Navigation("LibraryRoot");
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ManagedLibraryRoot", b =>
-                {
-                    b.Navigation("Files");
-
-                    b.Navigation("Thumbnails");
-                });
-
-            modelBuilder.Entity("FileShare_EFCore.Models.ManagedThumbnailMap", b =>
-                {
-                    b.Navigation("Files");
-                });
-#pragma warning restore 612, 618
-        }
-    }
-}

FileShare-EFCore/Migrations/SqlServer/20260523023625_AutoMigration_20260523103531.cs

@@ -1,38 +0,0 @@
-using System;
-using Microsoft.EntityFrameworkCore.Migrations;
-
-#nullable disable
-
-namespace FileShare_EFCore.Migrations.SqlServer
-{
-    /// <inheritdoc />
-    public partial class AutoMigration_20260523103531 : Migration
-    {
-        /// <inheritdoc />
-        protected override void Up(MigrationBuilder migrationBuilder)
-        {
-            migrationBuilder.AddColumn<DateTime>(
-                name: "file-creation-time-utc",
-                table: "managed-file-record",
-                type: "datetime2",
-                nullable: true);
-
-            migrationBuilder.CreateIndex(
-                name: "idx-managed-file-record-file-creation-time",
-                table: "managed-file-record",
-                column: "file-creation-time-utc");
-        }
-
-        /// <inheritdoc />
-        protected override void Down(MigrationBuilder migrationBuilder)
-        {
-            migrationBuilder.DropIndex(
-                name: "idx-managed-file-record-file-creation-time",
-                table: "managed-file-record");
-
-            migrationBuilder.DropColumn(
-                name: "file-creation-time-utc",
-                table: "managed-file-record");
-        }
-    }
-}