Switched to SimplePlugin plugin loader

Hosts/Moonlight.Frontend.Host/Program.cs

@@ -1,15 +1,20 @@
 using Microsoft.AspNetCore.Components.WebAssembly.Hosting;
-using Moonlight.Frontend.Host;
+using Moonlight.Frontend.Startup;
+using SimplePlugin.Generated;
 
-var appLoader = new AppStartupLoader();
-appLoader.Initialize();
+var modules = PluginRegistry
+    .Modules
+    .OfType<IAppStartup>()
+    .ToArray();
 
 var builder = WebAssemblyHostBuilder.CreateDefault(args);
 
-appLoader.PreBuild(builder);
+foreach (var startup in modules)
+    startup.PreBuild(builder);
 
 var app = builder.Build();
 
-appLoader.PostBuild(app);
+foreach(var startup in modules)
+    startup.PostBuild(app);
 
 await app.RunAsync();