Errors sending to UI

notifying client of AI model conversion

Dummy/Azaion.Annotator/AnnotatorEventHandler.cs

@@ -1,3 +1,13 @@
-namespace Azaion.Annotator;
+using Azaion.Common.Events;
+using MediatR;
 
-public class AnnotatorEventHandler;
+namespace Azaion.Annotator;
+
+public class AnnotatorEventHandler(Annotator annotator) : INotificationHandler<LoadErrorEvent>
+{
+    public Task Handle(LoadErrorEvent notification, CancellationToken cancellationToken)
+    {
+        annotator.Dispatcher.Invoke(() => annotator.TbError.Text = notification.Error);
+        return Task.CompletedTask;
+    }
+}