// Otherwise, we have a config file. Let's load it.
	configBytes, err := os.ReadFile(cfgPath)
	if err != nil {
		return nil, errors.Wrapf(err, "unable to load config from file %q", cfgPath)
	}

	// Split the YAML documents in the file into a DocumentMap
	docmap, err := kubeadmutil.SplitYAMLDocuments(configBytes)
	if err != nil {
		return nil, err
	}