Change the foreground process.
Change the foreground process.

Instead of "/bin/bash" we should us "tail -f /var/log/afpd.log" as foreground process to keep the docker container alive. "tail -f /var/log/afpd.log" provides useful log messages for the command: docker logs <timemachine-continer>
Josef-Friedrich/docker-timemachine,odarriba/docker-timemachine