This container can be pulled via:
  docker pull registry.opensuse.org/home/steven.hardy/branches/isv/suse/edge/clusterapi/containerfile-sp6/cluster-api-provider-rke2-bootstrap:0.7.0
  docker pull registry.opensuse.org/home/steven.hardy/branches/isv/suse/edge/clusterapi/containerfile-sp6/cluster-api-provider-rke2-bootstrap:0.7.0-5.15
  docker pull registry.opensuse.org/home/steven.hardy/branches/isv/suse/edge/clusterapi/containerfile-sp6/cluster-api-provider-rke2-bootstrap:v0.7.0

Set DOCKER_CONTENT_TRUST=1 to enable image tag verification.