feat(ui): 화면 및 공통 위젯 개선

- FrontScreen 개선
- GamePlayScreen, GameSessionController 업데이트
- ArenaBattleScreen, NewCharacterScreen 정리
- AsciiDisintegrateWidget 추가

lib/src/features/game/game_play_screen.dart

@@ -1181,6 +1181,7 @@ class _GamePlayScreenState extends State<GamePlayScreen>
                 state.progress.currentCombat?.monsterStats.hpCurrent,
             monsterHpMax: state.progress.currentCombat?.monsterStats.hpMax,
             monsterName: state.progress.currentCombat?.monsterStats.name,
+            monsterLevel: state.progress.currentCombat?.monsterStats.level,
           ),
 
           // Experience 바

lib/src/features/game/game_session_controller.dart

@@ -107,6 +107,14 @@ class GameSessionController extends ChangeNotifier {
     if (isNewGame) {
       _sessionStats = SessionStatistics.empty();
       await _statisticsStorage.recordGameStart();
+    } else {
+      // 게임 로드 시 저장된 사망 횟수 복원
+      _sessionStats = _sessionStats.copyWith(
+        deathCount: state.progress.deathCount,
+        questsCompleted: state.progress.questCount,
+        monstersKilled: state.progress.monstersKilled,
+        playTimeMs: state.skillSystem.elapsedMs,
+      );
     }
     _initPreviousValues(state);
 
@@ -341,7 +349,7 @@ class GameSessionController extends ChangeNotifier {
 
       final entry = HallOfFameEntry.fromGameState(
         state: _state!,
-        totalDeaths: _sessionStats.deathCount,
+        totalDeaths: _state!.progress.deathCount, // GameState에 저장된 값 사용
         monstersKilled: _state!.progress.monstersKilled,
         combatStats: combatStats,
       );