{{- $url := . -}} 
{{- if hasSuffix $url "/index.gmi" -}}
  {{- $url = strings.TrimSuffix "index.gmi" $url -}}
{{- end -}}
{{- if hasPrefix $url "gemini://www.byjp.me" -}}
  {{- $url = strings.Replace $url "gemini://www.byjp.me" "gemini://gemini.byjp.me" -}}
{{- end -}}
{{- return $url -}}