// TODO: Break stop down into two-phases. Pre-stop alerts all modules about shutdown and does logging.
// Stop will wait for all modules to indicate readiness or, after a timeout, force shutdown.
public void Stop()
{
Log.LogInformation("Core is shutting down");
Modules.StopAll(this);
CoreModule.Stop();
_started = false;
// TODO: Should we publish a Stop event? Is anybody listening at this point?
}