feat(game): 게임 텍스트 및 스토리 페이지 개선

- game_text_l10n: 새로운 텍스트 항목 추가
- game_play_screen: 기능 추가
- story_page: 레이아웃 조정

lib/src/features/game/game_play_screen.dart

@@ -515,6 +515,14 @@ class _GamePlayScreenState extends State<GamePlayScreen>
     }
   }
 
+  @override
+  void didChangeDependencies() {
+    super.didChangeDependencies();
+    // 로케일 변경 시 게임 l10n 동기화 (시네마틱 번역 등에 필수)
+    final locale = Localizations.localeOf(context);
+    game_l10n.setGameLocale(locale.languageCode);
+  }
+
   @override
   void dispose() {
     _notificationService.dispose();

lib/src/features/game/pages/story_page.dart

@@ -1,5 +1,6 @@
 import 'package:flutter/material.dart';
 
+import 'package:askiineverdie/data/game_text_l10n.dart' as l10n;
 import 'package:askiineverdie/l10n/app_localizations.dart';
 import 'package:askiineverdie/src/core/model/game_state.dart';
 import 'package:askiineverdie/src/core/util/pq_logic.dart' as pq_logic;
@@ -118,7 +119,7 @@ class StoryPage extends StatelessWidget {
           ),
           const SizedBox(height: 4),
           Text(
-            '$remainingTime remaining',
+            l10n.uiTimeRemaining(remainingTime),
             style: TextStyle(fontSize: 10, color: Colors.grey.shade600),
           ),
         ],