ref: 084cf4191b3c1e7590a4223fd9251019ef5d4c21
dir: /docs/layouts/shortcodes/readfile.html/
{{$file := .Get "file"}}
{{- if eq (.Get "markdown") "true" -}}
{{- $file | readFile | markdownify -}}
{{- else -}}
{{ $file | readFile | safeHTML }}
{{- end -}}