Aaru/Aaru.Tui/App.axaml.cs

using Aaru.Tui.ViewModels.Windows;
using Aaru.Tui.Views.Windows;
using Avalonia;
using Avalonia.Controls.ApplicationLifetimes;
using Avalonia.Markup.Xaml;

namespace Aaru.Tui;

public class App : Application
{
    public override void Initialize()
    {
        AvaloniaXamlLoader.Load(this);
    }

    public override void OnFrameworkInitializationCompleted()
    {
        if(ApplicationLifetime is IClassicDesktopStyleApplicationLifetime desktopLifetime)
            desktopLifetime.MainWindow = new MainWindow
            {
                DataContext = new MainWindowViewModel()
            };

        base.OnFrameworkInitializationCompleted();
    }
}