Include Headless

{{ with .Get 0 }} {{ with $.Page.GetPage . }} {{- .RenderShortcodes -}} {{ else }} {{ errorf "The %q shortcode was unable to find %q. See %s" $.Name . $.Position }} {{ end }} {{ else }} {{ errorf "The %q shortcode requires a positional parameter indicating the logical path of the file to include. See %s" .Name .Position }} {{ end }}