discounts überarbeitet

Webshop.Application/DTOs/Orders/CreateOrderItemDto.cs

@@ -1,6 +1,7 @@
 // Auto-generiert von CreateWebshopFiles.ps1
 using System;
 using System.Collections.Generic;
+using System.ComponentModel.DataAnnotations;
 using System.Threading.Tasks;
 
 
@@ -8,6 +9,7 @@ namespace Webshop.Application.DTOs.Orders
 {
     public class CreateOrderItemDto
     {
+        [Required]
         public Guid ProductId { get; set; }
         public Guid? ProductVariantId { get; set; }
         public int Quantity { get; set; }