provide an event-native oriented plugins bundle

[Zwiterrion]

• [ ] support event systems like kafka, pulsar, mqtt, amqp, rabbitmq, gcp pub/sub, aws kinesis, azure storage queue, etc
• [ ] support event producing through http post, websockets
• [ ] support event subscriptions through webhooks, sse, websockets, grpc streaming
• [ ] official plugins bundle
• [ ] distribution including the bundle