Pasted

?using System;
using System.Collections.Generic;
using System.ComponentModel.DataAnnotations;
using System.Linq;
using System.Threading.Tasks;
 
namespace WebApplication1bDeletMe
{
    public class Customer
    {
        public int Id { get; set; }
 
        [Required, StringLength(30)]
        public string Name { get; set; }
    }
}