Stops the application from running.
Closes down every RequestSinkType and stops listening for HTTP requests.
Source
Future stop() async {
await Future.wait(supervisors.map((s) => s.stop()));
await server?.server?.close(force: true);
await ServiceRegistry.defaultInstance.close();
await _interruptSubscription?.cancel();
_interruptSubscription = null;
server = null;
supervisors = [];
logger.clearListeners();
}