This container can be pulled via:
  docker pull registry.opensuse.org/devel/bci/sle-15-sp7/containerfile/suse/postgres:18-contrib
  docker pull registry.opensuse.org/devel/bci/sle-15-sp7/containerfile/suse/postgres:18.6
  docker pull registry.opensuse.org/devel/bci/sle-15-sp7/containerfile/suse/postgres:18.6-contrib
  docker pull registry.opensuse.org/devel/bci/sle-15-sp7/containerfile/suse/postgres:18.6-contrib-213.40
  docker pull registry.opensuse.org/devel/bci/sle-15-sp7/containerfile/suse/postgres:latest

Set DOCKER_CONTENT_TRUST=1 to enable image tag verification.