Overhaul item and inventory and clean up bits and pieces

Zennysoft.Game.Ma.Implementation/UI/InGameUI/state/InGameUILogic.Output.cs

@@ -8,7 +8,7 @@ public partial class InGameUILogic
   {
     public readonly record struct AnnounceMessageOnMainScreen(string Message);
     public readonly record struct AnnounceMessageInInventory(string Message);
-    public readonly record struct RemoveItemFromInventory(InventoryItem Item);
+    public readonly record struct RemoveItemFromInventory(IBaseInventoryItem Item);
     public readonly record struct ShowInventory;
     public readonly record struct HideInventory;
   }