This doesn't want to run on etherpad.openstack.org. Change-Id: Ib01a0f57b1d1bd1b3faccb7389c53e7a2835793a
Upstream likes building the settings file into the image, but that's less exciting, let's bind-mount ours in. Depends-On: https://review.opendev.org/717491/ Change-Id: Ia1894d884ef2a84e1282345b77fe07bf8898f367