Update app.py

app.py

@@ -51,7 +51,7 @@ def authenticate_user(email, password):
     except firebase_admin.auth.UserNotFoundError as e:
         print(f"User not found error: {str(e)}")
         return False, None
-    except firebase_admin.auth.InvalidPasswordError as e:
+    except ValueError as e:
         print(f"Invalid password error: {str(e)}")
         return False, None
     except Exception as e: