This container can be pulled via:
  docker pull registry.opensuse.org/home/defolos/bci/cr/sle-15-sp4/containerfile/suse/postgres:12
  docker pull registry.opensuse.org/home/defolos/bci/cr/sle-15-sp4/containerfile/suse/postgres:12-4.159
  docker pull registry.opensuse.org/home/defolos/bci/cr/sle-15-sp4/containerfile/suse/postgres:12.16

Set DOCKER_CONTENT_TRUST=1 to enable image tag verification.