demo2023/demo_2023/Additem.axaml.cs

using Avalonia;
using Avalonia.Controls;
using Avalonia.Interactivity;
using Avalonia.Markup.Xaml;
using demo_2023.Models;

namespace demo_2023;

public partial class Additem : Window
{
    public Additem()
    {
        InitializeComponent();
        DataContext = new ClientPresenter();

    }

   
}