This container can be pulled via:
  docker pull registry.opensuse.org/home/pushman/bci/cr/16.0/containerfile/suse/postgres:18
  docker pull registry.opensuse.org/home/pushman/bci/cr/16.0/containerfile/suse/postgres:18.3-6.1

Set DOCKER_CONTENT_TRUST=1 to enable image tag verification.