This container can be pulled via:
  docker pull registry.opensuse.org/home/defolos/bci/cr/sle-15-sp6/containerfile/suse/tomcat:9
  docker pull registry.opensuse.org/home/defolos/bci/cr/sle-15-sp6/containerfile/suse/tomcat:9-15.1
  docker pull registry.opensuse.org/home/defolos/bci/cr/sle-15-sp6/containerfile/suse/tomcat:9.0
  docker pull registry.opensuse.org/home/defolos/bci/cr/sle-15-sp6/containerfile/suse/tomcat:9.0-15.1
  docker pull registry.opensuse.org/home/defolos/bci/cr/sle-15-sp6/containerfile/suse/tomcat:9.0.87
  docker pull registry.opensuse.org/home/defolos/bci/cr/sle-15-sp6/containerfile/suse/tomcat:9.0.87-15.1

Set DOCKER_CONTENT_TRUST=1 to enable image tag verification.