feat: implement core domain models, authentication service, and UI components for the attendance system

Asistencia/App.axaml.cs

@@ -0,0 +1,51 @@
+using Avalonia;
+using Avalonia.Controls.ApplicationLifetimes;
+using Avalonia.Markup.Xaml;
+using Asistencia.ViewModels;
+using Asistencia.Views;
+using Asistencia.Data;
+using Asistencia.Data.Repositories;
+using Asistencia.Services;
+using Microsoft.Extensions.DependencyInjection;
+
+namespace Asistencia;
+
+public partial class App : Application
+{
+    public static IServiceProvider? Services { get; private set; }
+
+    public override void Initialize()
+    {
+        AvaloniaXamlLoader.Load(this);
+    }
+
+    public override void OnFrameworkInitializationCompleted()
+    {
+        var services = new ServiceCollection();
+
+        services.AddDbContext<AppDbContext>();
+        services.AddSingleton<ProfesorRepository>();
+        services.AddSingleton<CursoRepository>();
+        services.AddSingleton<AsistenciaRepository>();
+        services.AddSingleton<AuthService>();
+        services.AddSingleton<AsistenciaService>();
+        services.AddSingleton<MainWindowViewModel>();
+
+        Services = services.BuildServiceProvider();
+
+        using var scope = Services.CreateScope();
+        var db = scope.ServiceProvider.GetRequiredService<AppDbContext>();
+        db.Database.EnsureCreated();
+
+        if (ApplicationLifetime is IClassicDesktopStyleApplicationLifetime desktop)
+        {
+            var vm = Services.GetRequiredService<MainWindowViewModel>();
+            desktop.MainWindow = new MainWindow
+            {
+                DataContext = vm
+            };
+        }
+
+        base.OnFrameworkInitializationCompleted();
+    }
+}