This container can be pulled via:
  docker pull registry.opensuse.org/home/mcepl/moldavite/containers/opensuse/fun:4.56.0
  docker pull registry.opensuse.org/home/mcepl/moldavite/containers/opensuse/fun:4.56.0.18.37
  docker pull registry.opensuse.org/home/mcepl/moldavite/containers/opensuse/fun:latest

Set DOCKER_CONTENT_TRUST=1 to enable image tag verification.