ref: aded0f25fd23a78804b10e127aebe0e4b6fed2ac
dir: /docs/themes/gohugoioTheme/layouts/robots.txt/
User-agent: *
# robotstxt.org - if ENV production variable is false robots will be disallowed.
{{ if eq (getenv "HUGO_ENV") "production" }}
Disallow: admin/
Disallow:
{{ else }}
Disallow: /
{{ end }}