This container can be pulled via:
  docker pull registry.opensuse.org/home/dirkmueller/bci/cr/sle-15-sp5/containerfile/bci/php-apache:8
  docker pull registry.opensuse.org/home/dirkmueller/bci/cr/sle-15-sp5/containerfile/bci/php-apache:8-1.234

Set DOCKER_CONTENT_TRUST=1 to enable image tag verification.