private void OpenMini(object sender, RoutedEventArgs e)
        {
            MiniAppWindow opennewmini = new MiniAppWindow();

            this.Close();
            opennewmini.ShowDialog();
        }
        public MainWindow()
        {
            InitializeComponent();
            LoadingScreen();
            MiniAppWindow openmini = new MiniAppWindow();

            openmini.Show();
        }