ref: f27faf9afd0a8db768a21954b8755f1bf1a14f1b
dir: /themes/gohugoioTheme/layouts/shortcodes/readfile.html/
{{$file := .Get "file"}} {{- if eq (.Get "markdown") "true" -}} {{- $file | readFile | markdownify -}} {{- else -}} {{ $file | readFile | safeHTML }} {{- end -}}