From 29e7be74f5a61bb4b65f09236212acfde801e99b Mon Sep 17 00:00:00 2001
From: Ulf Gebhardt <ulf.gebhardt@webcraft-media.de>
Date: Thu, 14 Mar 2024 12:28:08 +0100
Subject: [PATCH] disable early hints when there is no environment value set
 for it

---
 server/index.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/server/index.ts b/server/index.ts
index 9e8991c..ec34105 100644
--- a/server/index.ts
+++ b/server/index.ts
@@ -80,7 +80,7 @@ async function startServer() {
         next()
       } else {
         const { body, statusCode, headers, earlyHints } = httpResponse
-        if (res.writeEarlyHints)
+        if (process.env.EARLY_HINTS && res.writeEarlyHints)
           res.writeEarlyHints({ link: earlyHints.map((e) => e.earlyHintLink) })
         headers.forEach(([name, value]) => res.setHeader(name, value))
         res.status(statusCode)