Optional protocol config option added

[koljenovic]

As described in https://github.com/cloudflare/helm-charts/issues/33

Rel:

• https://github.com/cloudflare/cloudflared/issues/617
• https://developers.cloudflare.com/cloudflare-one/connections/connect-apps/install-and-setup/tunnel-guide/local/local-management/arguments/

[mgcrea]

Just stumbled on this, anything we can do to help move this PR forward?

[nlamirault]

any news on this feature ?

[ganey]

Bump on this plz