Roll Back a Failed Docker Deploy Without Downtime

The Deploy and operate Levelrail series provides guides for managing Docker containers without downtime. Part 2 demonstrates rolling back a failed release using a single command to ensure users are unaffected by broken updates. Part 3 addresses restarting containers to fix leaked connections or stuck workers. Unlike standard docker restart, which causes request failures during the gap, levelrail-cli apps restart maintains service continuity. These guides use real runs to show effective self-hosted PaaS management.