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

test/core/model/save_data_roundtrip_test.dart

@@ -1,7 +1,8 @@
+// ignore_for_file: inference_failure_on_collection_literal
+
 import 'dart:collection';
 import 'dart:convert';
 
-import 'package:asciineverdie/src/core/model/equipment_container.dart';
 import 'package:asciineverdie/src/core/model/equipment_item.dart';
 import 'package:asciineverdie/src/core/model/equipment_slot.dart';
 import 'package:asciineverdie/src/core/model/item_stats.dart';
@@ -17,7 +18,7 @@ void main() {
     // 헬퍼: 모든 필드가 채워진 GameSave 생성
     // =========================================================================
 
-    GameSave _createFullSave() {
+    GameSave createFullSave() {
       return GameSave(
         version: kSaveVersion,
         rngState: 12345,
@@ -144,10 +145,10 @@ void main() {
     // =========================================================================
 
     test('toJson() → fromJson() 라운드트립 — 모든 필드 보존', () {
-      final original = _createFullSave();
+      final original = createFullSave();
       // jsonEncode → jsonDecode로 순수 Map 변환 (freezed 객체 제거)
-      final json = jsonDecode(jsonEncode(original.toJson()))
-          as Map<String, dynamic>;
+      final json =
+          jsonDecode(jsonEncode(original.toJson())) as Map<String, dynamic>;
       final restored = GameSave.fromJson(json);
 
       // traits 검증
@@ -184,10 +185,7 @@ void main() {
       expect(restored.equipment.weapon, equals('Flaming Sword'));
       expect(restored.equipment.shield, equals('Tower Shield'));
       expect(restored.equipment.bestIndex, equals(0));
-      expect(
-        restored.equipment.weaponItem.rarity,
-        equals(ItemRarity.epic),
-      );
+      expect(restored.equipment.weaponItem.rarity, equals(ItemRarity.epic));
       expect(restored.equipment.weaponItem.level, equals(10));
       expect(restored.equipment.weaponItem.stats.atk, equals(50));
 
@@ -201,7 +199,10 @@ void main() {
       expect(restored.progress.task.max, equals(100));
       expect(restored.progress.quest.position, equals(3));
       expect(restored.progress.exp.position, equals(500));
-      expect(restored.progress.currentTask.caption, equals('Executing a Goblin'));
+      expect(
+        restored.progress.currentTask.caption,
+        equals('Executing a Goblin'),
+      );
       expect(restored.progress.currentTask.type, equals(TaskType.kill));
       expect(
         restored.progress.currentTask.monsterGrade,
@@ -252,7 +253,14 @@ void main() {
           'version': 2,
           'rng': 100,
           'traits': {'name': 'OldHero', 'race': 'Elf', 'klass': 'Mage'},
-          'stats': {'str': 10, 'con': 10, 'dex': 10, 'int': 10, 'wis': 10, 'cha': 10},
+          'stats': {
+            'str': 10,
+            'con': 10,
+            'dex': 10,
+            'int': 10,
+            'wis': 10,
+            'cha': 10,
+          },
           'inventory': {'gold': 500, 'items': []},
           'equipment': {
             'weapon': 'Ancient Sword',
@@ -291,7 +299,10 @@ void main() {
         // 레거시 아이템은 level 1, common으로 변환
         expect(restored.equipment.weaponItem.level, equals(1));
         expect(restored.equipment.weaponItem.rarity, equals(ItemRarity.common));
-        expect(restored.equipment.weaponItem.slot, equals(EquipmentSlot.weapon));
+        expect(
+          restored.equipment.weaponItem.slot,
+          equals(EquipmentSlot.weapon),
+        );
 
         // 버전 정보 보존
         expect(restored.version, equals(2));
@@ -299,30 +310,34 @@ void main() {
 
       test('v2 세이브에 monetization 없으면 null', () {
         // jsonDecode로 순수 Map<String, dynamic> 생성 (타입 캐스팅 호환)
-        final legacyJson = jsonDecode(jsonEncode({
-          'version': 2,
-          'rng': 0,
-          'traits': {},
-          'stats': {},
-          'inventory': {'gold': 0, 'items': []},
-          'equipment': {
-            'weapon': 'Keyboard',
-            'shield': '',
-            'helm': '',
-            'hauberk': '',
-            'brassairts': '',
-            'vambraces': '',
-            'gauntlets': '',
-            'gambeson': '',
-            'cuisses': '',
-            'greaves': '',
-            'sollerets': '',
-            'bestIndex': 0,
-          },
-          'skills': [],
-          'progress': {},
-          'queue': [],
-        })) as Map<String, dynamic>;
+        final legacyJson =
+            jsonDecode(
+                  jsonEncode({
+                    'version': 2,
+                    'rng': 0,
+                    'traits': {},
+                    'stats': {},
+                    'inventory': {'gold': 0, 'items': []},
+                    'equipment': {
+                      'weapon': 'Keyboard',
+                      'shield': '',
+                      'helm': '',
+                      'hauberk': '',
+                      'brassairts': '',
+                      'vambraces': '',
+                      'gauntlets': '',
+                      'gambeson': '',
+                      'cuisses': '',
+                      'greaves': '',
+                      'sollerets': '',
+                      'bestIndex': 0,
+                    },
+                    'skills': [],
+                    'progress': {},
+                    'queue': [],
+                  }),
+                )
+                as Map<String, dynamic>;
 
         final restored = GameSave.fromJson(legacyJson);
 
@@ -404,10 +419,7 @@ void main() {
             'plot': {'pos': 0, 'max': 1},
             'exp': {'pos': 0, 'max': 1},
             'encumbrance': {'pos': 0, 'max': 1},
-            'taskInfo': {
-              'caption': 'Unknown task',
-              'type': 'nonexistent_type',
-            },
+            'taskInfo': {'caption': 'Unknown task', 'type': 'nonexistent_type'},
           },
           'queue': [
             {
@@ -424,10 +436,7 @@ void main() {
         // 알 수 없는 enum 값은 기본값으로 대체
         expect(restored.progress.currentTask.type, equals(TaskType.neutral));
         expect(restored.queue.entries.first.kind, equals(QueueKind.task));
-        expect(
-          restored.queue.entries.first.taskType,
-          equals(TaskType.neutral),
-        );
+        expect(restored.queue.entries.first.taskType, equals(TaskType.neutral));
       });
     });
 
@@ -448,9 +457,7 @@ void main() {
       });
 
       test('skills가 빈 배열이면 빈 스킬북', () {
-        final json = <String, dynamic>{
-          'skills': [],
-        };
+        final json = <String, dynamic>{'skills': []};
 
         final restored = GameSave.fromJson(json);
 
@@ -494,9 +501,7 @@ void main() {
       });
 
       test('queue가 빈 배열이면 빈 큐', () {
-        final json = <String, dynamic>{
-          'queue': [],
-        };
+        final json = <String, dynamic>{'queue': []};
 
         final restored = GameSave.fromJson(json);
 
@@ -504,9 +509,7 @@ void main() {
       });
 
       test('monetization null이면 null 유지', () {
-        final json = <String, dynamic>{
-          'monetization': null,
-        };
+        final json = <String, dynamic>{'monetization': null};
 
         final restored = GameSave.fromJson(json);