Provide satisfactory response to GET /ping
Provide satisfactory response to GET /ping

Clients that write to Influx might want to use the
/ping on their startup to check the backend status.
Here relay provides some simple compliance by
responding with the same response signature to
the ping but without contacting the InfluxDB backends

influxdata/influxdb-relay,influxdata/influxdb-relay,influxdata/influxdb-relay