parr_api/PARR.DAL/Models/WorkGroup.cs

using PARR.DAL.Models.Base;
using System.ComponentModel.DataAnnotations;
using System.ComponentModel.DataAnnotations.Schema;

namespace PARR.DAL.Models
{
    [Table("WorkGroups")]
    public class WorkGroup : IBase
    {
        [Key]
        public Guid Id { get; set; }

        public DateTimeOffset DateCreated { get; set; }

        [NotMapped]
        public DateTimeOffset? DateModified { get; set; }

        public required string Name { get; set; }

        public int ResponseAreaCode { get; set; }

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

        public ICollection<AppInWorkInWorkGroup> AppInWorks { get; set; } = new HashSet<AppInWorkInWorkGroup>();

        [ForeignKey(nameof(ResponseAreaCode))]
        public ResponseArea? ResponseArea { get; set; }
    }
}