This container can be pulled via:
  docker pull registry.opensuse.org/home/dirkmueller/bci/cr/sle-15-sp6/containerfile/bci/rust:1.71
  docker pull registry.opensuse.org/home/dirkmueller/bci/cr/sle-15-sp6/containerfile/bci/rust:1.71-1.1.90
  docker pull registry.opensuse.org/home/dirkmueller/bci/cr/sle-15-sp6/containerfile/bci/rust:stable
  docker pull registry.opensuse.org/home/dirkmueller/bci/cr/sle-15-sp6/containerfile/bci/rust:stable-1.1.90

Set DOCKER_CONTENT_TRUST=1 to enable image tag verification.