This container can be pulled via:
  docker pull registry.opensuse.org/home/dmkif/containers/cert-manager-csi-driver:latest
  docker pull registry.opensuse.org/home/dmkif/containers/cert-manager-csi-driver:v0.15.0
  docker pull registry.opensuse.org/home/dmkif/containers/cert-manager-csi-driver:v0.15.0-1.17

Set DOCKER_CONTENT_TRUST=1 to enable image tag verification.