first commit

Models/Admin.cs

@@ -0,0 +1,19 @@
+using System.ComponentModel.DataAnnotations;
+using System.ComponentModel.DataAnnotations.Schema;
+
+namespace Fitness_core_BE.Models
+{
+    public class Admin
+    {
+        [Key]
+        public Guid AdminId { get; set; }
+        public string AdminName { get; set; }
+        public Guid FKUserId { get; set; }
+        [ForeignKey("FKUserId")]
+        public virtual User User { get; set; }
+        public string PhoneNumber { get; set; }
+        public bool IsActive { get; set; } = true;
+        public DateTime CreateDate { get; set; } = DateTime.UtcNow;
+        public virtual ICollection<Ticket> AssignedTickets { get; set; }
+    }
+}