AppSAV/MauiApp1/MainPage.xaml.cs

using MauiApp1.Model;
using MauiApp1.Views;

namespace MauiApp1;

public partial class MainPage : ContentPage
{
    int count = 0;

    public MainPage()
    {
        InitializeComponent();
    }

    private async void OnFournisseursClicked(object? sender, EventArgs e)
    {
        await Navigation.PushAsync(new FournisseurPage());
    }
}