feat: add OnHold list to DashboardViewModel

Models/DashboardViewModel.cs

@@ -7,6 +7,7 @@ namespace Disco.Plugins.ServiceTracker.Models
     {
         public List<DashboardTile> Tiles { get; set; }
         public List<DashboardTile> ReadyForReturn { get; set; }
+        public List<DashboardTile> OnHold { get; set; }
         public DashboardStats Stats { get; set; }
         public ServiceTrackerConfig Config { get; set; }
         public string CurrentFilter { get; set; }
@@ -17,6 +18,7 @@ namespace Disco.Plugins.ServiceTracker.Models
         {
             Tiles = new List<DashboardTile>();
             ReadyForReturn = new List<DashboardTile>();
+            OnHold = new List<DashboardTile>();
             Stats = new DashboardStats();
         }
     }
@@ -60,7 +62,6 @@ namespace Disco.Plugins.ServiceTracker.Models
         public int AgeDays { get; set; }
         public string EtaDisplay { get; set; }
         public DateTime SortDate { get; set; }
-
         public DashboardTile() { Source = "disco"; }
     }
 
@@ -85,13 +86,6 @@ namespace Disco.Plugins.ServiceTracker.Models
         public Dictionary<string, int> ByLocation { get; set; }
         public Dictionary<string, int> ByStatus { get; set; }
         public Dictionary<string, int> ByTech { get; set; }
-
-        public DashboardStats()
-        {
-            ByPriority = new Dictionary<string, int>();
-            ByLocation = new Dictionary<string, int>();
-            ByStatus = new Dictionary<string, int>();
-            ByTech = new Dictionary<string, int>();
-        }
+        public DashboardStats() { ByPriority = new Dictionary<string, int>(); ByLocation = new Dictionary<string, int>(); ByStatus = new Dictionary<string, int>(); ByTech = new Dictionary<string, int>(); }
     }
 }