private void ActivateButton_Click(object sender, RoutedEventArgs e)
{
var channel = new Channel("localhost", DefaultPort, ChannelCredentials.Insecure);
var client = new Commander.CommanderClient(channel);
var result = client.Activate(new Empty());
MessageTextBox.Foreground = result.Success ? Brushes.Black : Brushes.Red;
MessageTextBox.Text = result.Message;
}
