Enemy viewer revamp, loading screen improvement

Zennysoft.Game.Ma.Implementation/App/AppRepo.cs

@@ -8,6 +8,7 @@ public class AppRepo : IAppRepo
   public event Action? MainMenuEntered;
   public event Action? GameEntered;
   public event Action? GameExited;
+  public event Action? DataViewerExited;
 
   private bool _disposedValue;
 
@@ -21,6 +22,8 @@ public class AppRepo : IAppRepo
 
   public void OnGameOver() => GameExited?.Invoke();
 
+  public void OnDataViewerExited() => DataViewerExited?.Invoke();
+
   protected void Dispose(bool disposing)
   {
     if (!_disposedValue)

Zennysoft.Game.Ma.Implementation/App/State/AppLogic.Input.cs

@@ -24,6 +24,8 @@ public partial class AppLogic
 
     public readonly record struct EnemyViewerOpened;
 
+    public readonly record struct EnemyViewerExited;
+
     public readonly record struct GalleryOpened;
   }
 }

Zennysoft.Game.Ma.Implementation/App/State/AppLogic.Output.cs

@@ -32,6 +32,8 @@ public partial class AppLogic
 
     public readonly record struct EnemyViewerOpened;
 
+    public readonly record struct EnemyViewerExited;
+
     public readonly record struct GalleryOpened;
   }
 }

Zennysoft.Game.Ma.Implementation/App/State/States/AppLogic.State.EnemyViewer.cs

@@ -9,7 +9,7 @@ public partial class AppLogic
   public partial record State
   {
     [Meta]
-    public partial record EnemyViewer : State
+    public partial record EnemyViewer : State, IGet<Input.EnemyViewerExited>
     {
       public EnemyViewer()
       {
@@ -18,7 +18,13 @@ public partial class AppLogic
         {
           Output(new Output.EnemyViewerOpened());
         });
+        this.OnExit(() =>
+        {
+          Output(new Output.EnemyViewerExited());
+        });
       }
+
+      public Transition On(in Input.EnemyViewerExited input) => To<MainMenu>();
     }
   }
 }