parr_api/PARR.DAL/Models/ResponseArea.cs

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

namespace PARR.DAL.Models
{
    [Table("ResponseAreas")]
    public class ResponseArea
    {
        [Key]
        public int Code { get; set; }

        [Required]
        public string Name { get; set; } = string.Empty;

        public ICollection<Host> Hosts { get; set; } = new HashSet<Host>();

        public ICollection<WorkGroup> WorkGroups { get; set; } = new HashSet<WorkGroup>();
    }
}