...

packages/feature_game_mathquiz/lib/screens/math_quiz_lobby_screen.dart

@@ -91,7 +91,8 @@ class _MathQuizLobbyScreenState extends State<MathQuizLobbyScreen> {
 
       // 1. 컨트롤러 생성 및 새 게임 시작 (제너레이터 호출)
       final controller = MathQuizController();
-      controller.startNewGame(level, session.userId, session.userName);
+      controller.setUserInfo(session.userId, session.userName);
+      controller.startNewGame(level);
 
       if (mounted) {
         await Navigator.push(

packages/feature_game_mathquiz/lib/screens/math_quiz_screen.dart

@@ -6,8 +6,8 @@ import '../controllers/math_quiz_controller.dart';
 import '../models/math_quiz_difficulty.dart';
 import '../models/math_quiz_models.dart';
 
-class MathQuizScreen extends StatefulWidget {
-  const MathQuizScreen({super.key});
+class MathQuizScreen extends BaseGameScreen {
+  const MathQuizScreen({super.key,super.onNextGame});
 
   @override
   State<MathQuizScreen> createState() => _MathQuizScreenState();