Update app.py

app.py

@@ -31,7 +31,7 @@ def initialize_firebase():
             cred = credentials.Certificate('firebase-credentials.json')
         
         firebase_admin.initialize_app(cred, {
-            'databaseURL': os.getenv('FIREBASE_DATABASE_URL', 'https://YOUR-PROJECT.firebaseio.com')
+            'databaseURL': os.getenv('FIREBASE_DATABASE_URL', 'https://chess-web-78351-default-rtdb.asia-southeast1.firebasedatabase.app')
         })
         print("✅ Firebase initialized successfully")
     except Exception as e: