Refactor code structure for improved readability and maintainability

Models/DeploymentTargetModel.cs

@@ -0,0 +1,22 @@
+using System.ComponentModel.DataAnnotations.Schema;
+
+namespace Microsoft.SelfService.Portal.Core.API.Models
+{
+    public class DeploymentModel : BaseModel
+    {
+        [Column(Order = 2)]
+        public Guid DeploymentGroupId { get; set; }
+        [Column(Order = 3)]
+        public Guid VirtualMachineId { get; set; }
+        [Column(Order = 4)]
+        public string Status { get; set; }
+        [Column(Order = 5)]
+        public string JSONData { get; set; }
+        
+        public DeploymentGroupModel DeploymentGroup { get; set; }
+        public VirtualMachineModel VirtualMachine { get; set; }
+
+        public ICollection<JobModel> Jobs { get; set; }
+        
+    }
+}