move Windows app to Windows folder, create folder for Web, create simplest web api service

Windows/Azaion.Annotator/App.xaml.cs

@@ -0,0 +1,56 @@
+using System.IO;
+using System.Reflection;
+using System.Windows;
+using System.Windows.Input;
+using System.Windows.Threading;
+using Azaion.Annotator.DTO;
+using LibVLCSharp.Shared;
+using MediatR;
+using Microsoft.Extensions.DependencyInjection;
+
+namespace Azaion.Annotator;
+
+public partial class App : Application
+{
+    private readonly ServiceProvider _serviceProvider;
+    private IMediator _mediator;
+    
+    public App()
+    {
+        var services = new ServiceCollection();
+        services.AddSingleton<MainWindow>();
+        services.AddSingleton<HelpWindow>();
+        services.AddMediatR(c => c.RegisterServicesFromAssembly(Assembly.GetExecutingAssembly()));
+        services.AddSingleton<LibVLC>(_ => new LibVLC());
+        services.AddSingleton<FormState>();
+        services.AddSingleton<MediaPlayer>(sp =>
+        {
+            var libVLC = sp.GetRequiredService<LibVLC>();
+            return new MediaPlayer(libVLC);
+        });
+        services.AddSingleton<Config>(_ => Config.Read());
+        services.AddSingleton<PlayerControlHandler>();
+        _serviceProvider = services.BuildServiceProvider();
+        _mediator = _serviceProvider.GetService<IMediator>()!;
+        DispatcherUnhandledException += OnDispatcherUnhandledException;
+    }
+    
+    private void OnDispatcherUnhandledException(object sender, DispatcherUnhandledExceptionEventArgs e)
+    {
+        File.AppendAllText("logs.txt", e.Exception.Message);
+        e.Handled = true;
+    }
+
+    protected override void OnStartup(StartupEventArgs e)
+    {
+        EventManager.RegisterClassHandler(typeof(UIElement), UIElement.KeyDownEvent, new RoutedEventHandler(GlobalClick));
+        _serviceProvider.GetRequiredService<MainWindow>().Show();
+    }
+
+    private void GlobalClick(object sender, RoutedEventArgs e)
+    {
+        var args = (KeyEventArgs)e;
+        
+        _mediator.Publish(new KeyEvent(sender, args));
+    }
+}