style: apply dart format across project

lib/providers/category_provider.dart

@@ -28,14 +28,14 @@ class CategoryProvider extends ChangeNotifier {
     sortedCategories.sort((a, b) {
       final aIndex = _categoryOrder.indexOf(a.name);
       final bIndex = _categoryOrder.indexOf(b.name);
-      
+
       // 순서 목록에 없는 카테고리는 맨 뒤로
       if (aIndex == -1) return 1;
       if (bIndex == -1) return -1;
-      
+
       return aIndex.compareTo(bIndex);
     });
-    
+
     return sortedCategories;
   }
 
@@ -59,9 +59,17 @@ class CategoryProvider extends ChangeNotifier {
       {'name': 'storageCloud', 'color': '#2196F3', 'icon': 'cloud'},
       {'name': 'telecomInternetTv', 'color': '#00BCD4', 'icon': 'wifi'},
       {'name': 'lifestyle', 'color': '#4CAF50', 'icon': 'home'},
-      {'name': 'shoppingEcommerce', 'color': '#FF9800', 'icon': 'shopping_cart'},
+      {
+        'name': 'shoppingEcommerce',
+        'color': '#FF9800',
+        'icon': 'shopping_cart'
+      },
       {'name': 'programming', 'color': '#795548', 'icon': 'code'},
-      {'name': 'collaborationOffice', 'color': '#607D8B', 'icon': 'business_center'},
+      {
+        'name': 'collaborationOffice',
+        'color': '#607D8B',
+        'icon': 'business_center'
+      },
       {'name': 'aiService', 'color': '#673AB7', 'icon': 'smart_toy'},
       {'name': 'other', 'color': '#9E9E9E', 'icon': 'category'},
     ];
@@ -117,7 +125,7 @@ class CategoryProvider extends ChangeNotifier {
       return null;
     }
   }
-  
+
   // 카테고리 이름을 현재 언어에 맞게 반환
   String getLocalizedCategoryName(BuildContext context, String categoryKey) {
     final localizations = AppLocalizations.of(context);