feat(ui): 몬스터 등급 UI 및 SFX 연동

- GamePlayScreen 회피/방어/패리 SFX 추가
- TaskProgressPanel 몬스터 등급 표시
- EnhancedAnimationPanel/AsciiAnimationCard 개선
- MobileCarouselLayout 몬스터 등급 전달

lib/src/features/game/layouts/mobile_carousel_layout.dart

@@ -663,9 +663,11 @@ class _MobileCarouselLayoutState extends State<MobileCarouselLayout> {
               shieldName: state.equipment.shield,
               characterLevel: state.traits.level,
               monsterLevel: state.progress.currentTask.monsterLevel,
+              monsterGrade: state.progress.currentTask.monsterGrade,
               latestCombatEvent:
                   state.progress.currentCombat?.recentEvents.lastOrNull,
               raceId: state.traits.raceId,
+              weaponRarity: state.equipment.weaponItem.rarity,
             ),
 
             // 중앙: 캐로셀 (PageView)