Fixed bug where items are destroyed during configuration update

Hyperbar.Windows.Primary/PrimaryCommandConfiguration.cs

@@ -12,5 +12,5 @@ public class PrimaryCommandConfiguration
 
     public required string Text { get; set; }
 
-    public List<PrimaryCommandConfiguration>? Commands { get; set; } = [];
+    public List<PrimaryCommandConfiguration> Commands { get; set; } = [];
 }

Hyperbar.Windows.Primary/PrimaryWidgetConfigurationHandler.cs

@@ -9,15 +9,14 @@ public class PrimaryWidgetConfigurationHandler(IMediator mediator,
     public async ValueTask Handle(ConfigurationChanged<PrimaryWidgetConfiguration> notification,
         CancellationToken cancellationToken)
     {
-        foreach (KeyValuePair<Guid, IWidgetComponentViewModel> item in cache)
-        {
-            if (configuration.FirstOrDefault(x => x.Id == item.Key) == null)
-            {
-                await mediator.PublishAsync(new Removed<IWidgetComponentViewModel>(item.Value),
-                    cancellationToken);
+        HashSet<Guid> configurationIds = new(configuration.SelectMany(item => new[] { item }
+            .Concat(item.Commands).Select(x => x.Id)));
 
-                cache.Remove(item.Key);
-            }
+        foreach (KeyValuePair<Guid, IWidgetComponentViewModel> item in cache.Where(x => !configurationIds.Contains(x.Key)))
+        {
+            await mediator.PublishAsync(new Removed<IWidgetComponentViewModel>(item.Value),
+                cancellationToken);
+            cache.Remove(item.Key);
         }
 
         foreach (PrimaryCommandConfiguration item in configuration)

Hyperbar.Windows.Primary/WidgetComponentViewModelFactory.cs

@@ -25,7 +25,6 @@ public class WidgetComponentViewModelFactory(IServiceFactory service,
             if (processCommandConfiguration.Commands is { Count: > 0 } childCommandConfigurations)
             {
                 List<IWidgetComponentViewModel> childViewModels = [];
-
                 foreach (PrimaryCommandConfiguration childCommandConfiguration in childCommandConfigurations)
                 {
                     WidgetComponentViewModel? childViewModel = null;