This container can be pulled via:
  docker pull registry.opensuse.org/home/jeff_mahoney/containers/opensuse_tumbleweed/radvd:2.21
  docker pull registry.opensuse.org/home/jeff_mahoney/containers/opensuse_tumbleweed/radvd:2.21.17.1
  docker pull registry.opensuse.org/home/jeff_mahoney/containers/opensuse_tumbleweed/radvd:latest

Set DOCKER_CONTENT_TRUST=1 to enable image tag verification.