Attempt:

Author: dantheli

lib/firebase/auth-edge.ts

@@ -14,6 +14,6 @@ export const authConfig = {
   serviceAccount: {
     projectId: process.env.FIREBASE_PROJECT_ID!,
     clientEmail: process.env.FIREBASE_CLIENT_EMAIL!,
-    privateKey: process.env.FIREBASE_PRIVATE_KEY!,
+    privateKey: process.env.FIREBASE_PRIVATE_KEY!.replace(/\\n/g, "\n"),
   },
 };