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:5.1752296678.00670
  docker pull registry.opensuse.org/devel/openqa/containers15.6/opensuse/openqa-webui:5.1752296678.00670.10.1192
  docker pull registry.opensuse.org/devel/openqa/containers15.6/opensuse/openqa-webui:latest

Set DOCKER_CONTENT_TRUST=1 to enable image tag verification.