ApiShoppingList/API/DBModel/ShoppingListItem.cs

using System.ComponentModel.DataAnnotations;
using System.ComponentModel.DataAnnotations.Schema;

namespace API.DBModel
{
    [Table("shopping_list_items")]
    public class ShoppingListItem
    {
        [Key]
        public int Id { get; set; }

        public string? Name { get; set; }

        List<ProductInShopList>? productInShopLists { get; set; }
    }
}