fix: API 응답 파싱 오류 수정 및 에러 처리 개선

주요 변경사항:
- 창고 관리 API 응답 구조와 DTO 불일치 수정
  - WarehouseLocationDto에 code, manager_phone 필드 추가
  - RemoteDataSource에서 API 응답을 DTO 구조에 맞게 변환
- 회사 관리 API 응답 파싱 오류 수정
  - CompanyResponse의 필수 필드를 nullable로 변경
  - PaginatedResponse 구조 매핑 로직 개선
- 에러 처리 및 로깅 개선
  - Service Layer에 상세 에러 로깅 추가
  - Controller에서 에러 타입별 처리
- 새로운 유틸리티 추가
  - ResponseInterceptor: API 응답 정규화
  - DebugLogger: 디버깅 도구
  - HealthCheckService: 서버 상태 확인
- 문서화
  - API 통합 테스트 가이드
  - 에러 분석 보고서
  - 리팩토링 계획서

lib/data/models/dashboard/overview_stats.freezed.dart

@@ -20,6 +20,14 @@ OverviewStats _$OverviewStatsFromJson(Map<String, dynamic> json) {
 
 /// @nodoc
 mixin _$OverviewStats {
+  @JsonKey(name: 'total_companies')
+  int get totalCompanies => throw _privateConstructorUsedError;
+  @JsonKey(name: 'active_companies')
+  int get activeCompanies => throw _privateConstructorUsedError;
+  @JsonKey(name: 'total_users')
+  int get totalUsers => throw _privateConstructorUsedError;
+  @JsonKey(name: 'active_users')
+  int get activeUsers => throw _privateConstructorUsedError;
   @JsonKey(name: 'total_equipment')
   int get totalEquipment => throw _privateConstructorUsedError;
   @JsonKey(name: 'available_equipment')
@@ -28,18 +36,23 @@ mixin _$OverviewStats {
   int get inUseEquipment => throw _privateConstructorUsedError;
   @JsonKey(name: 'maintenance_equipment')
   int get maintenanceEquipment => throw _privateConstructorUsedError;
-  @JsonKey(name: 'total_companies')
-  int get totalCompanies => throw _privateConstructorUsedError;
-  @JsonKey(name: 'total_users')
-  int get totalUsers => throw _privateConstructorUsedError;
+  @JsonKey(name: 'total_licenses')
+  int get totalLicenses => throw _privateConstructorUsedError;
   @JsonKey(name: 'active_licenses')
   int get activeLicenses => throw _privateConstructorUsedError;
-  @JsonKey(name: 'expiring_licenses')
-  int get expiringLicenses => throw _privateConstructorUsedError;
-  @JsonKey(name: 'total_rentals')
-  int get totalRentals => throw _privateConstructorUsedError;
-  @JsonKey(name: 'active_rentals')
-  int get activeRentals => throw _privateConstructorUsedError;
+  @JsonKey(name: 'expiring_licenses_count')
+  int get expiringLicensesCount => throw _privateConstructorUsedError;
+  @JsonKey(name: 'expired_licenses_count')
+  int get expiredLicensesCount => throw _privateConstructorUsedError;
+  @JsonKey(name: 'total_warehouse_locations')
+  int get totalWarehouseLocations => throw _privateConstructorUsedError;
+  @JsonKey(name: 'active_warehouse_locations')
+  int get activeWarehouseLocations =>
+      throw _privateConstructorUsedError; // 다음 필드들은 백엔드에 없으므로 선택적으로 만듭니다
+  @JsonKey(name: 'total_rentals', defaultValue: 0)
+  int? get totalRentals => throw _privateConstructorUsedError;
+  @JsonKey(name: 'active_rentals', defaultValue: 0)
+  int? get activeRentals => throw _privateConstructorUsedError;
 
   /// Serializes this OverviewStats to a JSON map.
   Map<String, dynamic> toJson() => throw _privateConstructorUsedError;
@@ -58,16 +71,22 @@ abstract class $OverviewStatsCopyWith<$Res> {
       _$OverviewStatsCopyWithImpl<$Res, OverviewStats>;
   @useResult
   $Res call(
-      {@JsonKey(name: 'total_equipment') int totalEquipment,
+      {@JsonKey(name: 'total_companies') int totalCompanies,
+      @JsonKey(name: 'active_companies') int activeCompanies,
+      @JsonKey(name: 'total_users') int totalUsers,
+      @JsonKey(name: 'active_users') int activeUsers,
+      @JsonKey(name: 'total_equipment') int totalEquipment,
       @JsonKey(name: 'available_equipment') int availableEquipment,
       @JsonKey(name: 'in_use_equipment') int inUseEquipment,
       @JsonKey(name: 'maintenance_equipment') int maintenanceEquipment,
-      @JsonKey(name: 'total_companies') int totalCompanies,
-      @JsonKey(name: 'total_users') int totalUsers,
+      @JsonKey(name: 'total_licenses') int totalLicenses,
       @JsonKey(name: 'active_licenses') int activeLicenses,
-      @JsonKey(name: 'expiring_licenses') int expiringLicenses,
-      @JsonKey(name: 'total_rentals') int totalRentals,
-      @JsonKey(name: 'active_rentals') int activeRentals});
+      @JsonKey(name: 'expiring_licenses_count') int expiringLicensesCount,
+      @JsonKey(name: 'expired_licenses_count') int expiredLicensesCount,
+      @JsonKey(name: 'total_warehouse_locations') int totalWarehouseLocations,
+      @JsonKey(name: 'active_warehouse_locations') int activeWarehouseLocations,
+      @JsonKey(name: 'total_rentals', defaultValue: 0) int? totalRentals,
+      @JsonKey(name: 'active_rentals', defaultValue: 0) int? activeRentals});
 }
 
 /// @nodoc
@@ -85,18 +104,40 @@ class _$OverviewStatsCopyWithImpl<$Res, $Val extends OverviewStats>
   @pragma('vm:prefer-inline')
   @override
   $Res call({
+    Object? totalCompanies = null,
+    Object? activeCompanies = null,
+    Object? totalUsers = null,
+    Object? activeUsers = null,
     Object? totalEquipment = null,
     Object? availableEquipment = null,
     Object? inUseEquipment = null,
     Object? maintenanceEquipment = null,
-    Object? totalCompanies = null,
-    Object? totalUsers = null,
+    Object? totalLicenses = null,
     Object? activeLicenses = null,
-    Object? expiringLicenses = null,
-    Object? totalRentals = null,
-    Object? activeRentals = null,
+    Object? expiringLicensesCount = null,
+    Object? expiredLicensesCount = null,
+    Object? totalWarehouseLocations = null,
+    Object? activeWarehouseLocations = null,
+    Object? totalRentals = freezed,
+    Object? activeRentals = freezed,
   }) {
     return _then(_value.copyWith(
+      totalCompanies: null == totalCompanies
+          ? _value.totalCompanies
+          : totalCompanies // ignore: cast_nullable_to_non_nullable
+              as int,
+      activeCompanies: null == activeCompanies
+          ? _value.activeCompanies
+          : activeCompanies // ignore: cast_nullable_to_non_nullable
+              as int,
+      totalUsers: null == totalUsers
+          ? _value.totalUsers
+          : totalUsers // ignore: cast_nullable_to_non_nullable
+              as int,
+      activeUsers: null == activeUsers
+          ? _value.activeUsers
+          : activeUsers // ignore: cast_nullable_to_non_nullable
+              as int,
       totalEquipment: null == totalEquipment
           ? _value.totalEquipment
           : totalEquipment // ignore: cast_nullable_to_non_nullable
@@ -113,30 +154,38 @@ class _$OverviewStatsCopyWithImpl<$Res, $Val extends OverviewStats>
           ? _value.maintenanceEquipment
           : maintenanceEquipment // ignore: cast_nullable_to_non_nullable
               as int,
-      totalCompanies: null == totalCompanies
-          ? _value.totalCompanies
-          : totalCompanies // ignore: cast_nullable_to_non_nullable
-              as int,
-      totalUsers: null == totalUsers
-          ? _value.totalUsers
-          : totalUsers // ignore: cast_nullable_to_non_nullable
+      totalLicenses: null == totalLicenses
+          ? _value.totalLicenses
+          : totalLicenses // ignore: cast_nullable_to_non_nullable
               as int,
       activeLicenses: null == activeLicenses
           ? _value.activeLicenses
           : activeLicenses // ignore: cast_nullable_to_non_nullable
               as int,
-      expiringLicenses: null == expiringLicenses
-          ? _value.expiringLicenses
-          : expiringLicenses // ignore: cast_nullable_to_non_nullable
+      expiringLicensesCount: null == expiringLicensesCount
+          ? _value.expiringLicensesCount
+          : expiringLicensesCount // ignore: cast_nullable_to_non_nullable
               as int,
-      totalRentals: null == totalRentals
+      expiredLicensesCount: null == expiredLicensesCount
+          ? _value.expiredLicensesCount
+          : expiredLicensesCount // ignore: cast_nullable_to_non_nullable
+              as int,
+      totalWarehouseLocations: null == totalWarehouseLocations
+          ? _value.totalWarehouseLocations
+          : totalWarehouseLocations // ignore: cast_nullable_to_non_nullable
+              as int,
+      activeWarehouseLocations: null == activeWarehouseLocations
+          ? _value.activeWarehouseLocations
+          : activeWarehouseLocations // ignore: cast_nullable_to_non_nullable
+              as int,
+      totalRentals: freezed == totalRentals
           ? _value.totalRentals
           : totalRentals // ignore: cast_nullable_to_non_nullable
-              as int,
-      activeRentals: null == activeRentals
+              as int?,
+      activeRentals: freezed == activeRentals
           ? _value.activeRentals
           : activeRentals // ignore: cast_nullable_to_non_nullable
-              as int,
+              as int?,
     ) as $Val);
   }
 }
@@ -150,16 +199,22 @@ abstract class _$$OverviewStatsImplCopyWith<$Res>
   @override
   @useResult
   $Res call(
-      {@JsonKey(name: 'total_equipment') int totalEquipment,
+      {@JsonKey(name: 'total_companies') int totalCompanies,
+      @JsonKey(name: 'active_companies') int activeCompanies,
+      @JsonKey(name: 'total_users') int totalUsers,
+      @JsonKey(name: 'active_users') int activeUsers,
+      @JsonKey(name: 'total_equipment') int totalEquipment,
       @JsonKey(name: 'available_equipment') int availableEquipment,
       @JsonKey(name: 'in_use_equipment') int inUseEquipment,
       @JsonKey(name: 'maintenance_equipment') int maintenanceEquipment,
-      @JsonKey(name: 'total_companies') int totalCompanies,
-      @JsonKey(name: 'total_users') int totalUsers,
+      @JsonKey(name: 'total_licenses') int totalLicenses,
       @JsonKey(name: 'active_licenses') int activeLicenses,
-      @JsonKey(name: 'expiring_licenses') int expiringLicenses,
-      @JsonKey(name: 'total_rentals') int totalRentals,
-      @JsonKey(name: 'active_rentals') int activeRentals});
+      @JsonKey(name: 'expiring_licenses_count') int expiringLicensesCount,
+      @JsonKey(name: 'expired_licenses_count') int expiredLicensesCount,
+      @JsonKey(name: 'total_warehouse_locations') int totalWarehouseLocations,
+      @JsonKey(name: 'active_warehouse_locations') int activeWarehouseLocations,
+      @JsonKey(name: 'total_rentals', defaultValue: 0) int? totalRentals,
+      @JsonKey(name: 'active_rentals', defaultValue: 0) int? activeRentals});
 }
 
 /// @nodoc
@@ -175,18 +230,40 @@ class __$$OverviewStatsImplCopyWithImpl<$Res>
   @pragma('vm:prefer-inline')
   @override
   $Res call({
+    Object? totalCompanies = null,
+    Object? activeCompanies = null,
+    Object? totalUsers = null,
+    Object? activeUsers = null,
     Object? totalEquipment = null,
     Object? availableEquipment = null,
     Object? inUseEquipment = null,
     Object? maintenanceEquipment = null,
-    Object? totalCompanies = null,
-    Object? totalUsers = null,
+    Object? totalLicenses = null,
     Object? activeLicenses = null,
-    Object? expiringLicenses = null,
-    Object? totalRentals = null,
-    Object? activeRentals = null,
+    Object? expiringLicensesCount = null,
+    Object? expiredLicensesCount = null,
+    Object? totalWarehouseLocations = null,
+    Object? activeWarehouseLocations = null,
+    Object? totalRentals = freezed,
+    Object? activeRentals = freezed,
   }) {
     return _then(_$OverviewStatsImpl(
+      totalCompanies: null == totalCompanies
+          ? _value.totalCompanies
+          : totalCompanies // ignore: cast_nullable_to_non_nullable
+              as int,
+      activeCompanies: null == activeCompanies
+          ? _value.activeCompanies
+          : activeCompanies // ignore: cast_nullable_to_non_nullable
+              as int,
+      totalUsers: null == totalUsers
+          ? _value.totalUsers
+          : totalUsers // ignore: cast_nullable_to_non_nullable
+              as int,
+      activeUsers: null == activeUsers
+          ? _value.activeUsers
+          : activeUsers // ignore: cast_nullable_to_non_nullable
+              as int,
       totalEquipment: null == totalEquipment
           ? _value.totalEquipment
           : totalEquipment // ignore: cast_nullable_to_non_nullable
@@ -203,30 +280,38 @@ class __$$OverviewStatsImplCopyWithImpl<$Res>
           ? _value.maintenanceEquipment
           : maintenanceEquipment // ignore: cast_nullable_to_non_nullable
               as int,
-      totalCompanies: null == totalCompanies
-          ? _value.totalCompanies
-          : totalCompanies // ignore: cast_nullable_to_non_nullable
-              as int,
-      totalUsers: null == totalUsers
-          ? _value.totalUsers
-          : totalUsers // ignore: cast_nullable_to_non_nullable
+      totalLicenses: null == totalLicenses
+          ? _value.totalLicenses
+          : totalLicenses // ignore: cast_nullable_to_non_nullable
               as int,
       activeLicenses: null == activeLicenses
           ? _value.activeLicenses
           : activeLicenses // ignore: cast_nullable_to_non_nullable
               as int,
-      expiringLicenses: null == expiringLicenses
-          ? _value.expiringLicenses
-          : expiringLicenses // ignore: cast_nullable_to_non_nullable
+      expiringLicensesCount: null == expiringLicensesCount
+          ? _value.expiringLicensesCount
+          : expiringLicensesCount // ignore: cast_nullable_to_non_nullable
               as int,
-      totalRentals: null == totalRentals
+      expiredLicensesCount: null == expiredLicensesCount
+          ? _value.expiredLicensesCount
+          : expiredLicensesCount // ignore: cast_nullable_to_non_nullable
+              as int,
+      totalWarehouseLocations: null == totalWarehouseLocations
+          ? _value.totalWarehouseLocations
+          : totalWarehouseLocations // ignore: cast_nullable_to_non_nullable
+              as int,
+      activeWarehouseLocations: null == activeWarehouseLocations
+          ? _value.activeWarehouseLocations
+          : activeWarehouseLocations // ignore: cast_nullable_to_non_nullable
+              as int,
+      totalRentals: freezed == totalRentals
           ? _value.totalRentals
           : totalRentals // ignore: cast_nullable_to_non_nullable
-              as int,
-      activeRentals: null == activeRentals
+              as int?,
+      activeRentals: freezed == activeRentals
           ? _value.activeRentals
           : activeRentals // ignore: cast_nullable_to_non_nullable
-              as int,
+              as int?,
     ));
   }
 }
@@ -235,21 +320,43 @@ class __$$OverviewStatsImplCopyWithImpl<$Res>
 @JsonSerializable()
 class _$OverviewStatsImpl implements _OverviewStats {
   const _$OverviewStatsImpl(
-      {@JsonKey(name: 'total_equipment') required this.totalEquipment,
+      {@JsonKey(name: 'total_companies') required this.totalCompanies,
+      @JsonKey(name: 'active_companies') required this.activeCompanies,
+      @JsonKey(name: 'total_users') required this.totalUsers,
+      @JsonKey(name: 'active_users') required this.activeUsers,
+      @JsonKey(name: 'total_equipment') required this.totalEquipment,
       @JsonKey(name: 'available_equipment') required this.availableEquipment,
       @JsonKey(name: 'in_use_equipment') required this.inUseEquipment,
       @JsonKey(name: 'maintenance_equipment')
       required this.maintenanceEquipment,
-      @JsonKey(name: 'total_companies') required this.totalCompanies,
-      @JsonKey(name: 'total_users') required this.totalUsers,
+      @JsonKey(name: 'total_licenses') required this.totalLicenses,
       @JsonKey(name: 'active_licenses') required this.activeLicenses,
-      @JsonKey(name: 'expiring_licenses') required this.expiringLicenses,
-      @JsonKey(name: 'total_rentals') required this.totalRentals,
-      @JsonKey(name: 'active_rentals') required this.activeRentals});
+      @JsonKey(name: 'expiring_licenses_count')
+      required this.expiringLicensesCount,
+      @JsonKey(name: 'expired_licenses_count')
+      required this.expiredLicensesCount,
+      @JsonKey(name: 'total_warehouse_locations')
+      required this.totalWarehouseLocations,
+      @JsonKey(name: 'active_warehouse_locations')
+      required this.activeWarehouseLocations,
+      @JsonKey(name: 'total_rentals', defaultValue: 0) this.totalRentals,
+      @JsonKey(name: 'active_rentals', defaultValue: 0) this.activeRentals});
 
   factory _$OverviewStatsImpl.fromJson(Map<String, dynamic> json) =>
       _$$OverviewStatsImplFromJson(json);
 
+  @override
+  @JsonKey(name: 'total_companies')
+  final int totalCompanies;
+  @override
+  @JsonKey(name: 'active_companies')
+  final int activeCompanies;
+  @override
+  @JsonKey(name: 'total_users')
+  final int totalUsers;
+  @override
+  @JsonKey(name: 'active_users')
+  final int activeUsers;
   @override
   @JsonKey(name: 'total_equipment')
   final int totalEquipment;
@@ -263,27 +370,34 @@ class _$OverviewStatsImpl implements _OverviewStats {
   @JsonKey(name: 'maintenance_equipment')
   final int maintenanceEquipment;
   @override
-  @JsonKey(name: 'total_companies')
-  final int totalCompanies;
-  @override
-  @JsonKey(name: 'total_users')
-  final int totalUsers;
+  @JsonKey(name: 'total_licenses')
+  final int totalLicenses;
   @override
   @JsonKey(name: 'active_licenses')
   final int activeLicenses;
   @override
-  @JsonKey(name: 'expiring_licenses')
-  final int expiringLicenses;
+  @JsonKey(name: 'expiring_licenses_count')
+  final int expiringLicensesCount;
   @override
-  @JsonKey(name: 'total_rentals')
-  final int totalRentals;
+  @JsonKey(name: 'expired_licenses_count')
+  final int expiredLicensesCount;
   @override
-  @JsonKey(name: 'active_rentals')
-  final int activeRentals;
+  @JsonKey(name: 'total_warehouse_locations')
+  final int totalWarehouseLocations;
+  @override
+  @JsonKey(name: 'active_warehouse_locations')
+  final int activeWarehouseLocations;
+// 다음 필드들은 백엔드에 없으므로 선택적으로 만듭니다
+  @override
+  @JsonKey(name: 'total_rentals', defaultValue: 0)
+  final int? totalRentals;
+  @override
+  @JsonKey(name: 'active_rentals', defaultValue: 0)
+  final int? activeRentals;
 
   @override
   String toString() {
-    return 'OverviewStats(totalEquipment: $totalEquipment, availableEquipment: $availableEquipment, inUseEquipment: $inUseEquipment, maintenanceEquipment: $maintenanceEquipment, totalCompanies: $totalCompanies, totalUsers: $totalUsers, activeLicenses: $activeLicenses, expiringLicenses: $expiringLicenses, totalRentals: $totalRentals, activeRentals: $activeRentals)';
+    return 'OverviewStats(totalCompanies: $totalCompanies, activeCompanies: $activeCompanies, totalUsers: $totalUsers, activeUsers: $activeUsers, totalEquipment: $totalEquipment, availableEquipment: $availableEquipment, inUseEquipment: $inUseEquipment, maintenanceEquipment: $maintenanceEquipment, totalLicenses: $totalLicenses, activeLicenses: $activeLicenses, expiringLicensesCount: $expiringLicensesCount, expiredLicensesCount: $expiredLicensesCount, totalWarehouseLocations: $totalWarehouseLocations, activeWarehouseLocations: $activeWarehouseLocations, totalRentals: $totalRentals, activeRentals: $activeRentals)';
   }
 
   @override
@@ -291,6 +405,14 @@ class _$OverviewStatsImpl implements _OverviewStats {
     return identical(this, other) ||
         (other.runtimeType == runtimeType &&
             other is _$OverviewStatsImpl &&
+            (identical(other.totalCompanies, totalCompanies) ||
+                other.totalCompanies == totalCompanies) &&
+            (identical(other.activeCompanies, activeCompanies) ||
+                other.activeCompanies == activeCompanies) &&
+            (identical(other.totalUsers, totalUsers) ||
+                other.totalUsers == totalUsers) &&
+            (identical(other.activeUsers, activeUsers) ||
+                other.activeUsers == activeUsers) &&
             (identical(other.totalEquipment, totalEquipment) ||
                 other.totalEquipment == totalEquipment) &&
             (identical(other.availableEquipment, availableEquipment) ||
@@ -299,14 +421,20 @@ class _$OverviewStatsImpl implements _OverviewStats {
                 other.inUseEquipment == inUseEquipment) &&
             (identical(other.maintenanceEquipment, maintenanceEquipment) ||
                 other.maintenanceEquipment == maintenanceEquipment) &&
-            (identical(other.totalCompanies, totalCompanies) ||
-                other.totalCompanies == totalCompanies) &&
-            (identical(other.totalUsers, totalUsers) ||
-                other.totalUsers == totalUsers) &&
+            (identical(other.totalLicenses, totalLicenses) ||
+                other.totalLicenses == totalLicenses) &&
             (identical(other.activeLicenses, activeLicenses) ||
                 other.activeLicenses == activeLicenses) &&
-            (identical(other.expiringLicenses, expiringLicenses) ||
-                other.expiringLicenses == expiringLicenses) &&
+            (identical(other.expiringLicensesCount, expiringLicensesCount) ||
+                other.expiringLicensesCount == expiringLicensesCount) &&
+            (identical(other.expiredLicensesCount, expiredLicensesCount) ||
+                other.expiredLicensesCount == expiredLicensesCount) &&
+            (identical(
+                    other.totalWarehouseLocations, totalWarehouseLocations) ||
+                other.totalWarehouseLocations == totalWarehouseLocations) &&
+            (identical(
+                    other.activeWarehouseLocations, activeWarehouseLocations) ||
+                other.activeWarehouseLocations == activeWarehouseLocations) &&
             (identical(other.totalRentals, totalRentals) ||
                 other.totalRentals == totalRentals) &&
             (identical(other.activeRentals, activeRentals) ||
@@ -317,14 +445,20 @@ class _$OverviewStatsImpl implements _OverviewStats {
   @override
   int get hashCode => Object.hash(
       runtimeType,
+      totalCompanies,
+      activeCompanies,
+      totalUsers,
+      activeUsers,
       totalEquipment,
       availableEquipment,
       inUseEquipment,
       maintenanceEquipment,
-      totalCompanies,
-      totalUsers,
+      totalLicenses,
       activeLicenses,
-      expiringLicenses,
+      expiringLicensesCount,
+      expiredLicensesCount,
+      totalWarehouseLocations,
+      activeWarehouseLocations,
       totalRentals,
       activeRentals);
 
@@ -346,23 +480,45 @@ class _$OverviewStatsImpl implements _OverviewStats {
 
 abstract class _OverviewStats implements OverviewStats {
   const factory _OverviewStats(
-      {@JsonKey(name: 'total_equipment') required final int totalEquipment,
+      {@JsonKey(name: 'total_companies') required final int totalCompanies,
+      @JsonKey(name: 'active_companies') required final int activeCompanies,
+      @JsonKey(name: 'total_users') required final int totalUsers,
+      @JsonKey(name: 'active_users') required final int activeUsers,
+      @JsonKey(name: 'total_equipment') required final int totalEquipment,
       @JsonKey(name: 'available_equipment')
       required final int availableEquipment,
       @JsonKey(name: 'in_use_equipment') required final int inUseEquipment,
       @JsonKey(name: 'maintenance_equipment')
       required final int maintenanceEquipment,
-      @JsonKey(name: 'total_companies') required final int totalCompanies,
-      @JsonKey(name: 'total_users') required final int totalUsers,
+      @JsonKey(name: 'total_licenses') required final int totalLicenses,
       @JsonKey(name: 'active_licenses') required final int activeLicenses,
-      @JsonKey(name: 'expiring_licenses') required final int expiringLicenses,
-      @JsonKey(name: 'total_rentals') required final int totalRentals,
-      @JsonKey(name: 'active_rentals')
-      required final int activeRentals}) = _$OverviewStatsImpl;
+      @JsonKey(name: 'expiring_licenses_count')
+      required final int expiringLicensesCount,
+      @JsonKey(name: 'expired_licenses_count')
+      required final int expiredLicensesCount,
+      @JsonKey(name: 'total_warehouse_locations')
+      required final int totalWarehouseLocations,
+      @JsonKey(name: 'active_warehouse_locations')
+      required final int activeWarehouseLocations,
+      @JsonKey(name: 'total_rentals', defaultValue: 0) final int? totalRentals,
+      @JsonKey(name: 'active_rentals', defaultValue: 0)
+      final int? activeRentals}) = _$OverviewStatsImpl;
 
   factory _OverviewStats.fromJson(Map<String, dynamic> json) =
       _$OverviewStatsImpl.fromJson;
 
+  @override
+  @JsonKey(name: 'total_companies')
+  int get totalCompanies;
+  @override
+  @JsonKey(name: 'active_companies')
+  int get activeCompanies;
+  @override
+  @JsonKey(name: 'total_users')
+  int get totalUsers;
+  @override
+  @JsonKey(name: 'active_users')
+  int get activeUsers;
   @override
   @JsonKey(name: 'total_equipment')
   int get totalEquipment;
@@ -376,23 +532,29 @@ abstract class _OverviewStats implements OverviewStats {
   @JsonKey(name: 'maintenance_equipment')
   int get maintenanceEquipment;
   @override
-  @JsonKey(name: 'total_companies')
-  int get totalCompanies;
-  @override
-  @JsonKey(name: 'total_users')
-  int get totalUsers;
+  @JsonKey(name: 'total_licenses')
+  int get totalLicenses;
   @override
   @JsonKey(name: 'active_licenses')
   int get activeLicenses;
   @override
-  @JsonKey(name: 'expiring_licenses')
-  int get expiringLicenses;
+  @JsonKey(name: 'expiring_licenses_count')
+  int get expiringLicensesCount;
   @override
-  @JsonKey(name: 'total_rentals')
-  int get totalRentals;
+  @JsonKey(name: 'expired_licenses_count')
+  int get expiredLicensesCount;
   @override
-  @JsonKey(name: 'active_rentals')
-  int get activeRentals;
+  @JsonKey(name: 'total_warehouse_locations')
+  int get totalWarehouseLocations;
+  @override
+  @JsonKey(name: 'active_warehouse_locations')
+  int get activeWarehouseLocations; // 다음 필드들은 백엔드에 없으므로 선택적으로 만듭니다
+  @override
+  @JsonKey(name: 'total_rentals', defaultValue: 0)
+  int? get totalRentals;
+  @override
+  @JsonKey(name: 'active_rentals', defaultValue: 0)
+  int? get activeRentals;
 
   /// Create a copy of OverviewStats
   /// with the given fields replaced by the non-null parameter values.