Utility to create and publish the Docker cache to Docker Hub
    :return:

def main() -> int:
    """
    Utility to create and publish the Docker cache to Docker Hub
    :return:
    """
    # We need to be in the same directory than the script so the commands in the dockerfiles work as
    # expected. But the script can be invoked from a different path
    base = os.path.split(os.path.realpath(__file__))[0]
    os.chdir(base)

    logging.getLogger().setLevel(logging.DEBUG)
    logging.getLogger('botocore').setLevel(logging.INFO)
    logging.getLogger('boto3').setLevel(logging.INFO)
    logging.getLogger('urllib3').setLevel(logging.INFO)
    logging.getLogger('s3transfer').setLevel(logging.INFO)

    def script_name() -> str:
        return os.path.split(sys.argv[0])[1]

    logging.basicConfig(format='{}: %(asctime)-15s %(message)s'.format(script_name()))

    parser = argparse.ArgumentParser(description="Utility for preserving and loading Docker cache", epilog="")
    parser.add_argument("--docker-registry",
                        help="Docker hub registry name",
                        type=str,
                        required=True)

    args = parser.parse_args()

    platforms = build_util.get_platforms()
    try:
        _login_dockerhub()
        return build_save_containers(platforms=platforms, registry=args.docker_registry, load_cache=True)
    finally:
        _logout_dockerhub()