Refactor code structure for improved readability and maintainability

Models/EnvironmentModel.cs

@@ -8,7 +8,19 @@ namespace Microsoft.SelfService.Portal.Core.API.Models
         public string Name { get; set; }
         
         [Column(Order = 2)]
-        public bool CloudEnabled { get; set; }
+        public string EnvironmentType { get; set; } = EnvironmentTypes.OnPrem;
+
+        [Column(Order = 3)]
+        public string? ProviderType { get; set; }
+
+        [Column(Order = 4)]
+        public string? TenantId { get; set; }
+
+        [Column(Order = 5)]
+        public string? SubscriptionId { get; set; }
+
+        [Column(Order = 6)]
+        public string? MetadataJson { get; set; }
 
         public ICollection<EnvironmentDomainsModel> EnvironmentDomains { get; set; }
     }