This container can be pulled via:
  docker pull registry.opensuse.org/home/defolos/bci/cr/sle-15-sp6/containerfile/bci/golang:1.21-openssl
  docker pull registry.opensuse.org/home/defolos/bci/cr/sle-15-sp6/containerfile/bci/golang:1.21-openssl-16.1
  docker pull registry.opensuse.org/home/defolos/bci/cr/sle-15-sp6/containerfile/bci/golang:stable-openssl
  docker pull registry.opensuse.org/home/defolos/bci/cr/sle-15-sp6/containerfile/bci/golang:stable-openssl-16.1

Set DOCKER_CONTENT_TRUST=1 to enable image tag verification.