[DISCUSS] FLIP-229: Prometheus Sink Connector

[Karthi Thyagarajan]

Hello all,We would like to start a discussion thread on FLIP-229: Prometheus 
Sink Connector [1] where we propose to provide a sink connector for Prometheus 
[2] based on the Async Sink [3]. Looking forward to comments and feedback. 
Thank you.[1] 
https://cwiki.apache.org/confluence/display/FLINK/FLIP-229%3A+Prometheus+Sink+Connector[2]
 https://prometheus.io/[3] 
https://cwiki.apache.org/confluence/display/FLINK/FLIP-171%3A+Async+Sink