backup: 사용하지 않는 파일 삭제 전 복구 지점

- 전체 371개 파일 중 82개 미사용 파일 식별
- Phase 1: 33개 파일 삭제 예정 (100% 안전)
- Phase 2: 30개 파일 삭제 검토 예정
- Phase 3: 19개 파일 수동 검토 예정

🤖 Generated with Claude Code

Co-Authored-By: Claude <noreply@anthropic.com>

lib/data/models/maintenance_dto.g.dart

@@ -9,11 +9,11 @@ part of 'maintenance_dto.dart';
 _$MaintenanceDtoImpl _$$MaintenanceDtoImplFromJson(Map<String, dynamic> json) =>
     _$MaintenanceDtoImpl(
       id: (json['id'] as num?)?.toInt(),
-      equipmentHistoryId: (json['equipment_history_id'] as num).toInt(),
+      equipmentHistoryId: (json['equipment_history_id'] as num?)?.toInt(),
       startedAt: DateTime.parse(json['started_at'] as String),
       endedAt: DateTime.parse(json['ended_at'] as String),
       periodMonth: (json['period_month'] as num?)?.toInt() ?? 1,
-      maintenanceType: json['maintenance_type'] as String? ?? 'O',
+      maintenanceType: json['maintenance_type'] as String? ?? 'WARRANTY',
       isDeleted: json['is_deleted'] as bool? ?? false,
       registeredAt: DateTime.parse(json['registered_at'] as String),
       updatedAt: json['updated_at'] == null
@@ -51,11 +51,11 @@ Map<String, dynamic> _$$MaintenanceDtoImplToJson(
 _$MaintenanceRequestDtoImpl _$$MaintenanceRequestDtoImplFromJson(
         Map<String, dynamic> json) =>
     _$MaintenanceRequestDtoImpl(
-      equipmentHistoryId: (json['equipment_history_id'] as num).toInt(),
+      equipmentHistoryId: (json['equipment_history_id'] as num?)?.toInt(),
       startedAt: DateTime.parse(json['started_at'] as String),
       endedAt: DateTime.parse(json['ended_at'] as String),
       periodMonth: (json['period_month'] as num?)?.toInt() ?? 1,
-      maintenanceType: json['maintenance_type'] as String? ?? 'O',
+      maintenanceType: json['maintenance_type'] as String? ?? 'WARRANTY',
     );
 
 Map<String, dynamic> _$$MaintenanceRequestDtoImplToJson(
@@ -111,3 +111,27 @@ Map<String, dynamic> _$$MaintenanceListResponseImplToJson(
       'total_pages': instance.totalPages,
       'page_size': instance.pageSize,
     };
+
+_$MaintenanceQueryDtoImpl _$$MaintenanceQueryDtoImplFromJson(
+        Map<String, dynamic> json) =>
+    _$MaintenanceQueryDtoImpl(
+      equipmentId: (json['equipment_id'] as num?)?.toInt(),
+      maintenanceType: json['maintenance_type'] as String?,
+      isExpired: json['is_expired'] as bool?,
+      expiringDays: (json['expiring_days'] as num?)?.toInt(),
+      page: (json['page'] as num?)?.toInt() ?? 1,
+      perPage: (json['per_page'] as num?)?.toInt() ?? 10,
+      includeDeleted: json['include_deleted'] as bool? ?? false,
+    );
+
+Map<String, dynamic> _$$MaintenanceQueryDtoImplToJson(
+        _$MaintenanceQueryDtoImpl instance) =>
+    <String, dynamic>{
+      'equipment_id': instance.equipmentId,
+      'maintenance_type': instance.maintenanceType,
+      'is_expired': instance.isExpired,
+      'expiring_days': instance.expiringDays,
+      'page': instance.page,
+      'per_page': instance.perPage,
+      'include_deleted': instance.includeDeleted,
+    };