https://github.com/chri2/reverseproxy_ynh/blob/7e1829eee94cd53b9331227b1def29077ec44521/scripts/_common.sh#L4 There are valid use cases to use http in the backend server: * docker networks * validating Let's encrypt certificates on an internal network I just hacked it away to be able to continue my setup, but maybe we could find a general solution to allow these use cases?