From d8dc10a48f8f06a6dad13590a66506f82cfd086f Mon Sep 17 00:00:00 2001
From: Joanna Wang <annajowang@gmail.com>
Date: Wed, 8 Jul 2026 18:21:11 +0000
Subject: [PATCH] fix(isMain): resolve symlinks when checking entrypoint

---
 packages/@apphosting/adapter-angular/src/utils.ts | 6 +++++-
 packages/@apphosting/adapter-nextjs/src/utils.ts  | 6 +++++-
 2 files changed, 10 insertions(+), 2 deletions(-)

diff --git a/packages/@apphosting/adapter-angular/src/utils.ts b/packages/@apphosting/adapter-angular/src/utils.ts
index d0293d981..dacf303e0 100644
--- a/packages/@apphosting/adapter-angular/src/utils.ts
+++ b/packages/@apphosting/adapter-angular/src/utils.ts
@@ -280,7 +280,11 @@ export async function validateOutputDirectory(
 export const isMain = (meta: ImportMeta) => {
   if (!meta) return false;
   if (!process.argv[1]) return false;
-  return process.argv[1] === fileURLToPath(meta.url);
+  try {
+    return fsExtra.realpathSync(process.argv[1]) === fileURLToPath(meta.url);
+  } catch {
+    return false;
+  }
 };
 
 export const metaFrameworkOutputBundleExists = () => {
diff --git a/packages/@apphosting/adapter-nextjs/src/utils.ts b/packages/@apphosting/adapter-nextjs/src/utils.ts
index 5ea568d7e..15984a663 100644
--- a/packages/@apphosting/adapter-nextjs/src/utils.ts
+++ b/packages/@apphosting/adapter-nextjs/src/utils.ts
@@ -99,7 +99,11 @@ export async function writeRouteManifest(
 export const isMain = (meta: ImportMeta): boolean => {
   if (!meta) return false;
   if (!process.argv[1]) return false;
-  return process.argv[1] === fileURLToPath(meta.url);
+  try {
+    return fsExtra.realpathSync(process.argv[1]) === fileURLToPath(meta.url);
+  } catch {
+    return false;
+  }
 };
 
 /**