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/screens/model/components/model_grouped_table.dart

@@ -1,6 +1,6 @@
 import 'package:flutter/material.dart';
 import 'package:shadcn_ui/shadcn_ui.dart';
-import 'package:superport/data/models/model_dto.dart';
+import 'package:superport/data/models/model/model_dto.dart';
 import 'package:superport/data/models/vendor_dto.dart';
 import 'package:superport/screens/model/controllers/model_controller.dart';
 
@@ -143,14 +143,14 @@ class ModelGroupedTable extends StatelessWidget {
           SizedBox(
             width: 80,
             child: ShadBadge(
-              backgroundColor: model.isActive 
+              backgroundColor: !model.isDeleted 
                   ? Colors.green.shade100 
                   : Colors.grey.shade200,
               child: Text(
-                model.isActive ? '활성' : '비활성',
+                !model.isDeleted ? '활성' : '비활성',
                 style: TextStyle(
                   fontSize: 12,
-                  color: model.isActive ? Colors.green.shade700 : Colors.grey.shade700,
+                  color: !model.isDeleted ? Colors.green.shade700 : Colors.grey.shade700,
                 ),
               ),
             ),

lib/screens/model/components/model_vendor_cascade.dart

@@ -1,6 +1,6 @@
 import 'package:flutter/material.dart';
 import 'package:shadcn_ui/shadcn_ui.dart';
-import 'package:superport/data/models/model_dto.dart';
+import 'package:superport/data/models/model/model_dto.dart';
 import 'package:superport/data/models/vendor_dto.dart';
 import 'package:superport/screens/model/controllers/model_controller.dart';
 
@@ -206,6 +206,8 @@ class _ModelVendorCascadeState extends State<ModelVendorCascade> {
                   id: value,
                   vendorsId: _selectedVendorId!,
                   name: 'Unknown',
+                  isDeleted: false,
+                  registeredAt: DateTime.now(),
                 ),
               );
               return Text(model.name);