MessageBus - Dart-Flutter を使用した Messagebus の設定方法

MessageBus is an option - you can find client libraries for Ruby and JS here: GitHub - discourse/message_bus: A reliable and robust messaging bus for Ruby and Rack

But a simpler solution is probably to use Discourse’s WebHooks feature. That way, Discourse can make a web request to your endpoint whenever there is a new topic/post. You can find more information here:

「いいね!」 5