fix

proxyserver/main.go

@@ -150,18 +150,10 @@ func NewBackend(mux *http.ServeMux, httpAddress string, muxPaths ...string) *Bac
 		},
 	}
 
-	dialer := &websocket.Dialer{
-		Proxy: http.ProxyFromEnvironment,
-		NetDial: func(network, addr string) (net.Conn, error) {
-			return net.Dial(network, addr)
-		},
-	}
-
 	// 创建后端服务对象，包含地址和客户端
 	backend := &Backend{
 		HttpAddress: httpAddress,
 		Client:      client,
-		Dialer:      dialer,
 	}
 
 	// 创建处理请求的函数
@@ -198,6 +190,7 @@ func NewBackend(mux *http.ServeMux, httpAddress string, muxPaths ...string) *Bac
 			header.Del("Sec-Websocket-Key")
 			header.Del("Sec-Websocket-Version")
 			header.Del("Connection")
+
 			// header.Del("Origin")
 			proxyConn, _, err := backend.Dialer.Dial(target.String(), header)
 			if err != nil {