style(lint): flutter analyze 경고 91건 → 0건 전체 정리

- analysis_options.yaml: freezed/g.dart 생성 파일 분석 제외
- game_text_l10n.dart: if문 중괄호 추가, 불필요한 ${} 제거
- iap_service.dart: 불필요한 dart:typed_data import 제거
- pq_logic.dart, combat_text_frames.dart: dangling library doc → library; 추가
- save_picker_dialog.dart: __ → _ (unnecessary_underscores)
- desktop_equipment_panel.dart: 불필요한 import 제거
- test 파일: _localVar → localVar 네이밍, ignore_for_file 추가

lib/data/game_text_l10n.dart

@@ -159,7 +159,7 @@ String get speedBoostTitle => _l('Speed Boost', '속도 부스트', 'スピー
 String get speedBoostActivate =>
     _l('Activate 10x Speed', '10배속 활성화', '10倍速を有効化');
 String speedBoostRemaining(int seconds) =>
-    _l('${seconds}s remaining', '${seconds}초 남음', '残り${seconds}秒');
+    _l('${seconds}s remaining', '$seconds초 남음', '残り$seconds秒');
 String get speedBoostActive => _l('BOOST ACTIVE', '부스트 활성화', 'ブースト中');
 
 // ============================================================================
@@ -650,8 +650,9 @@ String translateImpressiveTitle(String englishName) {
 /// 특수 아이템 이름 번역
 String translateSpecial(String englishName) {
   if (isKoreanLocale) return specialTranslationsKo[englishName] ?? englishName;
-  if (isJapaneseLocale)
+  if (isJapaneseLocale) {
     return specialTranslationsJa[englishName] ?? englishName;
+  }
   return englishName;
 }
 
@@ -828,54 +829,65 @@ String translateItemNameL10n(String itemString) {
 
 /// Act 제목 번역
 String translateActTitle(String englishTitle) {
-  if (isKoreanLocale)
+  if (isKoreanLocale) {
     return actTitleTranslationsKo[englishTitle] ?? englishTitle;
-  if (isJapaneseLocale)
+  }
+  if (isJapaneseLocale) {
     return actTitleTranslationsJa[englishTitle] ?? englishTitle;
+  }
   return englishTitle;
 }
 
 /// Act 보스 이름 번역
 String translateActBoss(String englishBoss) {
   if (isKoreanLocale) return actBossTranslationsKo[englishBoss] ?? englishBoss;
-  if (isJapaneseLocale)
+  if (isJapaneseLocale) {
     return actBossTranslationsJa[englishBoss] ?? englishBoss;
+  }
   return englishBoss;
 }
 
 /// Act 퀘스트 번역
 String translateActQuest(String englishQuest) {
-  if (isKoreanLocale)
+  if (isKoreanLocale) {
     return actQuestTranslationsKo[englishQuest] ?? englishQuest;
-  if (isJapaneseLocale)
+  }
+  if (isJapaneseLocale) {
     return actQuestTranslationsJa[englishQuest] ?? englishQuest;
+  }
   return englishQuest;
 }
 
 /// 시네마틱 텍스트 번역
 String translateCinematic(String englishText) {
-  if (isKoreanLocale)
+  if (isKoreanLocale) {
     return cinematicTranslationsKo[englishText] ?? englishText;
-  if (isJapaneseLocale)
+  }
+  if (isJapaneseLocale) {
     return cinematicTranslationsJa[englishText] ?? englishText;
+  }
   return englishText;
 }
 
 /// 지역 이름 번역
 String translateLocation(String englishLocation) {
-  if (isKoreanLocale)
+  if (isKoreanLocale) {
     return locationTranslationsKo[englishLocation] ?? englishLocation;
-  if (isJapaneseLocale)
+  }
+  if (isJapaneseLocale) {
     return locationTranslationsJa[englishLocation] ?? englishLocation;
+  }
   return englishLocation;
 }
 
 /// 세력/조직 이름 번역
 String translateFaction(String englishFaction) {
-  if (isKoreanLocale)
+  if (isKoreanLocale) {
     return factionTranslationsKo[englishFaction] ?? englishFaction;
-  if (isJapaneseLocale)
+  }
+  if (isJapaneseLocale) {
     return factionTranslationsJa[englishFaction] ?? englishFaction;
+  }
   return englishFaction;
 }
 
@@ -1233,7 +1245,7 @@ String get notifyQuestComplete => _l('QUEST COMPLETE!', '퀘스트 완료!', '
 String get notifyPrologueComplete =>
     _l('PROLOGUE COMPLETE!', '프롤로그 완료!', 'プロローグ完了！');
 String notifyActComplete(int actNumber) =>
-    _l('ACT $actNumber COMPLETE!', '${actNumber}막 완료!', '第${actNumber}幕完了！');
+    _l('ACT $actNumber COMPLETE!', '$actNumber막 완료!', '第$actNumber幕完了！');
 String get notifyNewSpell => _l('NEW SPELL!', '새 주문!', '新しい呪文！');
 String get notifyNewEquipment => _l('NEW EQUIPMENT!', '새 장비!', '新しい装備！');
 String get notifyBossDefeated => _l('BOSS DEFEATED!', '보스 처치!', 'ボス撃破！');

lib/src/core/infrastructure/iap_service.dart

@@ -1,8 +1,6 @@
 import 'dart:async';
 import 'dart:convert';
 import 'dart:io';
-import 'dart:typed_data';
-
 import 'package:flutter/foundation.dart';
 import 'package:flutter_secure_storage/flutter_secure_storage.dart';
 import 'package:in_app_purchase/in_app_purchase.dart';
@@ -190,10 +188,7 @@ class IAPService implements IIAPService {
 
   /// 구매 상태 저장 (보안 저장소 사용)
   Future<void> _savePurchaseState(bool purchased) async {
-    await _secureStorage.write(
-      key: _purchaseKey,
-      value: purchased.toString(),
-    );
+    await _secureStorage.write(key: _purchaseKey, value: purchased.toString());
     _adRemovalPurchased = purchased;
     debugPrint('[IAPService] Saved purchase state: $purchased');
   }
@@ -451,10 +446,7 @@ class IAPService implements IIAPService {
         pc.PublicKeyParameter<pc.RSAPublicKey>(publicKey),
       );
 
-      return signer.verifySignature(
-        dataBytes,
-        pc.RSASignature(signatureBytes),
-      );
+      return signer.verifySignature(dataBytes, pc.RSASignature(signatureBytes));
     } catch (e) {
       debugPrint('[IAPService] RSA verification error: $e');
       return false;
@@ -477,10 +469,8 @@ class IAPService implements IIAPService {
     final rsaParser = ASN1Parser(publicKeyBytes);
     final rsaSequence = rsaParser.nextObject() as ASN1Sequence;
 
-    final modulus =
-        (rsaSequence.elements![0] as ASN1Integer).integer!;
-    final exponent =
-        (rsaSequence.elements![1] as ASN1Integer).integer!;
+    final modulus = (rsaSequence.elements![0] as ASN1Integer).integer!;
+    final exponent = (rsaSequence.elements![1] as ASN1Integer).integer!;
 
     return pc.RSAPublicKey(modulus, exponent);
   }

lib/src/core/util/pq_logic.dart

@@ -2,6 +2,7 @@
 ///
 /// 유틸리티 함수 모음.
 /// 이 파일은 분할된 모듈들을 re-export하여 기존 코드 호환성 유지.
+library;
 
 // 랜덤/확률 함수
 export 'package:asciineverdie/src/core/util/pq_random.dart';

lib/src/features/front/save_picker_dialog.dart

@@ -52,7 +52,7 @@ class SavePickerDialog extends StatelessWidget {
           child: ListView.separated(
             shrinkWrap: true,
             itemCount: saves.length,
-            separatorBuilder: (_, __) => const Divider(height: 1),
+            separatorBuilder: (_, _) => const Divider(height: 1),
             itemBuilder: (context, index) {
               final save = saves[index];
               return _SaveListTile(

lib/src/features/game/widgets/desktop_equipment_panel.dart

@@ -4,7 +4,6 @@ import 'package:asciineverdie/data/game_text_l10n.dart' as game_l10n;
 import 'package:asciineverdie/l10n/app_localizations.dart';
 import 'package:asciineverdie/src/shared/l10n/game_data_l10n.dart';
 import 'package:asciineverdie/src/core/model/game_state.dart';
-import 'package:asciineverdie/src/core/model/inventory.dart';
 import 'package:asciineverdie/src/features/game/widgets/combat_log.dart';
 import 'package:asciineverdie/src/features/game/widgets/desktop_panel_widgets.dart';
 import 'package:asciineverdie/src/features/game/widgets/equipment_stats_panel.dart';

lib/src/shared/animation/canvas/combat_text_frames.dart

@@ -2,6 +2,7 @@
 ///
 /// CanvasBattleComposer에서 분리된 전투 텍스트 프레임 상수.
 /// 크리티컬, 회피, 미스, 디버프, DOT, 블록, 패리 텍스트 프레임.
+library;
 
 // ============================================================================
 // 몬스터 공격 이펙트 (← 방향, Phase 8) - 5줄