This container can be pulled via:
  docker pull registry.opensuse.org/opensuse/factory/powerpc/totest/containers/opensuse/apache-tomcat:11-openjdk21
  docker pull registry.opensuse.org/opensuse/factory/powerpc/totest/containers/opensuse/apache-tomcat:11.0.21-openjdk21
  docker pull registry.opensuse.org/opensuse/factory/powerpc/totest/containers/opensuse/apache-tomcat:11.0.21-openjdk21-5.57

Set DOCKER_CONTENT_TRUST=1 to enable image tag verification.