исправление ошибки привязки 2 балла из-за нее потерял ААААААА

CarService/CarServiceWebApp/Controllers/HomeController.cs

@@ -297,22 +297,7 @@ namespace CarServiceWebApp.Controllers
 		[HttpPost]
 		public IActionResult Attachment(int id, int selecteditem, int count)
 		{
-			var existingAttachment = _itemForRepairLogic.ReadElement(new() { ItemId = selecteditem });
+			_itemForRepairLogic.Create(new() { ItemId = selecteditem, RepairRequestId = id, Count = count });
-			if (existingAttachment == null)
-			{
-				_itemForRepairLogic.Create(new() { ItemId = selecteditem, RepairRequestId = id, Count = count });
-			}
-			else
-			{
-				existingAttachment.Count = count;
-				_itemForRepairLogic.Update(new()
-				{
-					Id = existingAttachment.Id,
-					Count = existingAttachment.Count,
-					ItemId = existingAttachment.ItemId,
-					RepairRequestId = existingAttachment.RepairRequestId
-				});
-			}
 			return Redirect($"~/Home/RepairRequest/{id}");
 		}
 		[HttpGet]