This container can be pulled via:
  docker pull registry.opensuse.org/devel/openqa/containers15.6/openqa_webui:latest
  docker pull registry.opensuse.org/devel/openqa/containers15.6/opensuse/openqa-webui:4.6.1721162540
  docker pull registry.opensuse.org/devel/openqa/containers15.6/opensuse/openqa-webui:4.6.1721162540.10.206
  docker pull registry.opensuse.org/devel/openqa/containers15.6/opensuse/openqa-webui:latest

Set DOCKER_CONTENT_TRUST=1 to enable image tag verification.