We need to add to the Dockerfile the SSH server to serve repositories.
Note: this is not the staging area SSH server.
Code by @aeppert
It should be transferred to DevCentral, cleaned up a little bit, as it does other unrelated stuff too.
Code live on DevCentral
https://pad.nasqueron.org/p/devcentral contains notes about how we've configured ssh in the first iteration.
History of current container shows the second iteration.
A case for docker-composer
Finally, this is perhaps an opportunity to stop to create a monolith image (we've already decided to create a separate image first for the MySQL server, then for aphlict) and instead to compose containers service by service.