B. Docker CLI

• Start/restart/reapply changes:

  docker compose up -d

• Restart a single service, e.g.:

  docker compose restart web

• Update a stack

  docker-compose pull
  docker compose up -d

• Stop & remove all

  docker compose down
  docker rm -f $(docker ps -a -q)
  docker volume rm $(docker volume ls -q)

• Delete unused images

  docker image prune -a

• Execute on container

  docker compose exec --user <user> <service> "command"

• Follow container logs

  docker compose logs <service> -f

• List all content in a volume (by using busybox)

  docker run --rm -i -v=volume_name:/tmp/ busybox find /tmp/

• Copy from/to volume (by using busybox)

  CID=$(docker run -d -v volume_name:/html busybox true)
  cp $(CID):/somepath ./somepath