bugfix: remove ctx parameter from handler

[ieuD]

Resolves #620

Issue: In the handlers switch case request context breaks the go routines at Line

[LGhoull]

Any chance this will be released soon? @mvisonneau

[Jumziey]

Thanks @ieuD this patch worked like a charm!

[mvisonneau]

Many thanks for looking into this @ieud! I've followed the idea with a slightly different approach to be able to keep the telemetry functional as part of 9e5ed52.