Make custom widgets independent of any WinUI framework concerns. Although one can add WinUI concerns to ther widget if they want to build a fully customized widget. In theory, it may also be possible to host a widget of WPF, Avalonia, or Blazor.

Hyperbar.Windows.Contextual/ContextualWidgetBuilder.cs

@@ -0,0 +1,15 @@
+using Hyperbar.Lifecycles;
+using Microsoft.Extensions.DependencyInjection;
+
+namespace Hyperbar.Extensions.Contextual;
+
+public class ContextualWidgetBuilder : 
+    IWidgetBuilder
+{
+    public void Create(IServiceCollection services)
+    {
+        services
+            .AddConfiguration<ContextualWidgetConfiguration>()
+            .AddWidgetTemplate<ContextualWidgetViewModel>();
+    }
+}