await headers() (#1019)

Author: vicb

.changeset/tall-dancers-cross.md

@@ -0,0 +1,5 @@
+---
+"@opennextjs/cloudflare": patch
+---
+
+await `headers()`

examples/middleware/app/middleware/page.tsx

@@ -1,7 +1,7 @@
 import { headers } from "next/headers";
 
-export default function MiddlewarePage() {
-	const cloudflareContextHeader = headers().get("x-cloudflare-context");
+export default async function MiddlewarePage() {
+	const cloudflareContextHeader = (await headers()).get("x-cloudflare-context");
 
 	return (
 		<>

examples/playground15/app/api/buildid/route.ts

@@ -5,5 +5,5 @@ export async function GET() {
 	const nextConfig = process.env.__NEXT_PRIVATE_STANDALONE_CONFIG
 		? JSON.parse(process.env.__NEXT_PRIVATE_STANDALONE_CONFIG)
 		: undefined;
-	return Response.json({ nextConfig, headers: headers() });
+	return Response.json({ nextConfig, headers: await headers() });
 }