{{- $author := partial "function-authors-data.html" . -}}
{{- $relURL := strings.TrimPrefix .Page.Site.BaseURL .Page.Permalink -}}
{{- $source := urlize (humanize $relURL) -}}
{{- if .ExpiryDate -}}
  {{- $source = truncate 8 "" (sha256 $source) -}}
{{- end -}}
{{- $source -}}