From e683a3ae002e72061141fc173893a9c90bb917c6 Mon Sep 17 00:00:00 2001
From: wwalt1a <98161201+wwalt1a@users.noreply.github.com>
Date: Tue, 30 Dec 2025 03:55:06 +0800
Subject: [PATCH] feat: support HTTP_PROXY environment variable for default
 HTTP client

- Add Proxy: http.ProxyFromEnvironment to default transport
- Allow users to set global proxy via Docker environment variables
- Per-channel proxy settings still override global proxy
- Fully backward compatible
---
 service/http_client.go | 1 +
 1 file changed, 1 insertion(+)

diff --git a/service/http_client.go b/service/http_client.go
index be89c73c..3ae6a676 100644
--- a/service/http_client.go
+++ b/service/http_client.go
@@ -38,6 +38,7 @@ func InitHttpClient() {
 		MaxIdleConns:        common.RelayMaxIdleConns,
 		MaxIdleConnsPerHost: common.RelayMaxIdleConnsPerHost,
 		ForceAttemptHTTP2:   true,
+		Proxy:               http.ProxyFromEnvironment, // Support HTTP_PROXY, HTTPS_PROXY, NO_PROXY env vars
 	}
 
 	if common.RelayTimeout == 0 {