This container can be pulled via:
  docker pull registry.opensuse.org/home/dcassany/elemental/dev/charts/elemental/elemental-operator:0.6.0
  docker pull registry.opensuse.org/home/dcassany/elemental/dev/charts/elemental/elemental-operator:0.6.0-build9.2
  docker pull registry.opensuse.org/home/dcassany/elemental/dev/charts/elemental/elemental-operator:latest

Set DOCKER_CONTENT_TRUST=1 to enable image tag verification.