refactor: UI 화면 통합 및 불필요한 파일 정리

- 모든 *_redesign.dart 파일을 기본 화면 파일로 통합
- 백업용 컨트롤러 파일들 제거 (*_controller.backup.dart)
- 사용하지 않는 예제 및 테스트 파일 제거
- Clean Architecture 적용 후 남은 정리 작업 완료
- 테스트 코드 정리 및 구조 개선 준비

🤖 Generated with [Claude Code](https://claude.ai/code)

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

lib/services/warehouse_service.dart

@@ -4,6 +4,7 @@ import 'package:injectable/injectable.dart';
 import 'package:superport/core/errors/exceptions.dart';
 import 'package:superport/core/errors/failures.dart';
 import 'package:superport/data/datasources/remote/warehouse_remote_datasource.dart';
+import 'package:superport/data/models/common/paginated_response.dart';
 import 'package:superport/data/models/warehouse/warehouse_dto.dart';
 import 'package:superport/models/address_model.dart';
 import 'package:superport/models/warehouse_location_model.dart';
@@ -13,7 +14,7 @@ class WarehouseService {
   final WarehouseRemoteDataSource _remoteDataSource = GetIt.instance<WarehouseRemoteDataSource>();
 
   // 창고 위치 목록 조회
-  Future<List<WarehouseLocation>> getWarehouseLocations({
+  Future<PaginatedResponse<WarehouseLocation>> getWarehouseLocations({
     int page = 1,
     int perPage = 20,
     bool? isActive,
@@ -25,7 +26,15 @@ class WarehouseService {
         isActive: isActive,
       );
 
-      return response.items.map((dto) => _convertDtoToWarehouseLocation(dto)).toList();
+      return PaginatedResponse<WarehouseLocation>(
+        items: response.items.map((dto) => _convertDtoToWarehouseLocation(dto)).toList(),
+        page: response.page,
+        size: response.perPage,
+        totalElements: response.total,
+        totalPages: response.totalPages,
+        first: response.page == 1,
+        last: response.page >= response.totalPages,
+      );
     } on ApiException catch (e) {
       debugPrint('[WarehouseService] ApiException: ${e.message}');
       throw ServerFailure(message: e.message);