Implemented a property that will allow a spawnable to be acted on a variable number of times before being consumed.

Models/Item.cs

@@ -13,4 +13,7 @@ public class Item
     public string LocationId { get; set; }
 
     public string Name { get; set; }
+
+    // Remaining uses before this item disappears. 0 means unlimited.
+    public int UsesRemaining { get; set; } = 0;
 }