Added messaging pipeline

Hyperbar.Windows/Lifecycles/IServiceCollectionExtensions.cs

@@ -1,14 +1,11 @@
-using Hyperbar.Lifecycles;
-using Hyperbar.Templates;
-using Microsoft.Extensions.DependencyInjection;
+using Microsoft.Extensions.DependencyInjection;
 using Microsoft.Extensions.Hosting;
 
 namespace Hyperbar.Windows
 {
     public static class IServiceCollectionExtensions
     {
-        public static IServiceCollection AddWidget<TCommandBuilder>(this IServiceCollection services, 
-            string key)
+        public static IServiceCollection AddWidget<TCommandBuilder>(this IServiceCollection services)
             where TCommandBuilder :
             IWidgetBuilder, new()
         {
@@ -16,6 +13,12 @@ namespace Hyperbar.Windows
             IHost? host = new HostBuilder()
                 .ConfigureServices(isolatedServices =>
                 {
+                    isolatedServices.AddSingleton<IServiceFactory>(provider =>
+                        new ServiceFactory((type, parameters) => ActivatorUtilities.CreateInstance(provider, type, parameters!)));
+
+                    isolatedServices.AddTransient<IWidgetView, WidgetView>();
+                    isolatedServices.AddContentTemplate<WidgetButtonViewModel, WidgetButtonView>();
+
                     isolatedServices.AddTransient<ITemplateFactory, TemplateFactory>();
                     isolatedServices.AddTransient<ITemplateGeneratorFactory, TemplateGeneratorFactory>();