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src/Library/TerminalUI/EventLoop.cs

@@ -8,6 +8,7 @@ public class EventLoop : IEventLoop
     private readonly ILogger<EventLoop> _logger;
     private readonly List<Action> _initializers = new();
     private readonly List<Action> _permanentQueue = new();
+    private readonly List<Action> _finalizers = new();
 
     public int ThreadId { get; set; } = -1;
     
@@ -21,6 +22,7 @@ public class EventLoop : IEventLoop
 
     public void AddToPermanentQueue(Action action) => _permanentQueue.Add(action);
     public void AddInitializer(Action action) => _initializers.Add(action);
+    public void AddFinalizer(Action action) => _finalizers.Add(action);
 
     public void Run()
     {
@@ -35,6 +37,10 @@ public class EventLoop : IEventLoop
             ProcessQueues();
             Thread.Sleep(10);
         }
+        foreach (var finalizer in _finalizers)
+        {
+            finalizer();
+        }
         ThreadId = -1;
     }