This container can be pulled via:
  docker pull registry.opensuse.org/devel/bci/sle-15-sp7/containerfile/suse/kiosk/firefox-esr:128.10
  docker pull registry.opensuse.org/devel/bci/sle-15-sp7/containerfile/suse/kiosk/firefox-esr:128.10-25.2
  docker pull registry.opensuse.org/devel/bci/sle-15-sp7/containerfile/suse/kiosk/firefox-esr:esr

Set DOCKER_CONTENT_TRUST=1 to enable image tag verification.