This container can be pulled via:
  docker pull registry.opensuse.org/home/lkocman/images/containers/opensuse/quiz:1.0
  docker pull registry.opensuse.org/home/lkocman/images/containers/opensuse/quiz:1.0.29.1
  docker pull registry.opensuse.org/home/lkocman/images/containers/opensuse/quiz:latest

Set DOCKER_CONTENT_TRUST=1 to enable image tag verification.