Does APISIX support more advanced protocal like CoAP?

[ITCodd]

apisix 能对协议进行扩展吗，比如物联网的协议coap

[tokers]

cc @shuaijinchao

[moonming]

ping @shuaijinchao

[shuaijinchao]

we are currently planning to propose a protocol extension framework xRPC which is based on 4-layer Stream, and we can easily extend any application layer protocol on top of it.

[moonming]

Apache APISIX already supports MQTT, and adding support for CoAP is similar, PR is welcome