Parameter improvements

Bitvault/AggerateContainerCategoryViewModelHandler.cs

@@ -0,0 +1,21 @@
+using Toolkit.Foundation;
+
+namespace Bitvault;
+
+public class AggerateContainerCategoryViewModelHandler(IServiceFactory serviceFactory,
+    IPublisher publisher) :
+    INotificationHandler<AggerateEventArgs<ItemNavigationViewModel,
+        ContainerViewModelConfiguration>>
+{
+    public Task Handle(AggerateEventArgs<ItemNavigationViewModel,
+    ContainerViewModelConfiguration> args)
+    {
+        if (serviceFactory.Create<ItemNavigationViewModel>() 
+            is ItemNavigationViewModel viewModel)
+        {
+            publisher.Publish(Create.As(viewModel), nameof(ContainerCategoryCollectionViewModel));
+        }
+
+        return Task.CompletedTask;
+    }
+}