/// <summary>
/// Raises the <see cref="Application.Exit" /> event.
/// </summary>
/// <param name="e">An <see cref="ExitEventArgs" /> that contains the event data.</param>
protected override void OnExit(ExitEventArgs e)
{
this.logger.LogInformation("Exiting the application with exit code '{0}'", e.ApplicationExitCode);
TunnelRelayStateManager.SaveSettingsToFile();
TunnelRelayStateManager.ShutdownTunnelRelayAsync().ConfigureAwait(false).GetAwaiter().GetResult();
}
