const constructure

lib/domain/order/entities/add_item_order_request_entity.dart

@@ -10,7 +10,7 @@ class AddItemOrderRequest with _$AddItemOrderRequest {
     required String notes,
   }) = _AddItemOrderRequest;
 
-  factory AddItemOrderRequest.empty() => AddItemOrderRequest(
+  factory AddItemOrderRequest.empty() => const AddItemOrderRequest(
     productId: '',
     productVariantId: '',
     quantity: 0,

lib/domain/order/entities/order_entity.dart

@@ -10,8 +10,13 @@ class ListOrder with _$ListOrder {
     required int totalPages,
   }) = _ListOrder;
 
-  factory ListOrder.empty() =>
-      ListOrder(orders: [], totalCount: 0, page: 0, limit: 0, totalPages: 0);
+  factory ListOrder.empty() => const ListOrder(
+    orders: [],
+    totalCount: 0,
+    page: 0,
+    limit: 0,
+    totalPages: 0,
+  );
 }
 
 @freezed