[Freshrss] YNH_APP_INSTANCE_NAME in hook script

[Maniack_Crudelis]

@plopoyop

I was going on https://ci-apps-dev.yunohost.org/

This other CI is for packagers who don’t (or don’t want to) use Package check on their own.
On this CI, any packager can push his apps on a personal directory, and then the CI will add and check them.
More informations here.