Enhance reverse proxy transport configuration for improved performance. Updated reverse.go to set a direct transport for the reverse proxy, ensuring more efficient request handling. Modified gateway.go to utilize the direct transport with customized connection settings, optimizing idle connections and timeouts.

internal/proxy/transport.go

@@ -0,0 +1,15 @@
+package proxy
+
+import (
+	"net/http"
+	"net/url"
+)
+
+// DirectTransport returns a transport that never uses HTTP_PROXY/HTTPS_PROXY.
+// Upstream Telemt hosts are usually private or loopback; env proxies break that and
+// httptest in CI when runners set HTTP_PROXY.
+func DirectTransport() *http.Transport {
+	t := http.DefaultTransport.(*http.Transport).Clone()
+	t.Proxy = func(*http.Request) (*url.URL, error) { return nil, nil }
+	return t
+}