This container can be pulled via:
  docker pull registry.opensuse.org/home/freerabix/container/bci/code-server/15.4/code-server-s6:4.10.1
  docker pull registry.opensuse.org/home/freerabix/container/bci/code-server/15.4/code-server-s6:latest

Set DOCKER_CONTENT_TRUST=1 to enable image tag verification.