From a3241d83766f8908dd803ab1aa2081870c92beec Mon Sep 17 00:00:00 2001
From: Viktor Liu <viktor@netbird.io>
Date: Thu, 12 Feb 2026 22:51:35 +0800
Subject: [PATCH] Fix swallowed response codes

---
 proxy/internal/metrics/metrics.go | 1 +
 1 file changed, 1 insertion(+)

diff --git a/proxy/internal/metrics/metrics.go b/proxy/internal/metrics/metrics.go
index cf1af74a7..2e77614fd 100644
--- a/proxy/internal/metrics/metrics.go
+++ b/proxy/internal/metrics/metrics.go
@@ -67,6 +67,7 @@ type responseInterceptor struct {
 
 func (w *responseInterceptor) WriteHeader(status int) {
 	w.status = status
+	w.ResponseWriter.WriteHeader(status)
 }
 
 func (w *responseInterceptor) Write(b []byte) (int, error) {