void BtnEdit_Click(object sender, EventArgs e)
 {
     if (lbApps.SelectedItem is Application application)
     {
         using (var dialog = new ApplicationDialog(application))
         {
             dialog.ShowDialog(this);
             InitializeConfiguration();
         }
     }
 }
 void BtnAdd_Click(object sender, EventArgs e)
 {
     using (var dialog = new ApplicationDialog())
     {
         if (dialog.ShowDialog(this) == DialogResult.OK)
         {
             _configuration.Applications.Add(dialog.Application);
             InitializeConfiguration();
         }
     }
 }