actually yes. i just opened a ticket to base the build on a freedom respecting fork. i've been using this docker build for a while to serve a bunch of sites that i host. i'm in the process of setting up a new build system, but i do push to the docker hub repo regularly.
https://oasis.sandstorm.io/shared/McS6o5vxJ6U4TDjB8jntoVZUtm...
https://source.heropunch.io/relax/gridpkgs/tree/latest/repo/...