Tinfoil index for Caddy

tinfoil.json

{{- $directories := list -}}
{{- $files := list -}}
{{- range .Items -}}
    {{- if .IsDir -}}
        {{- $directories = mustAppend $directories . -}}
    {{- else -}}
        {{- $files = mustAppend $files . -}}
    {{- end -}}
{{- end -}}
{
    "directories": [
    {{- range $i, $d := $directories }}
        {{- if gt $i 0 -}},{{- end }}
        {{ mustToJson $d.URL }}
    {{- end }}
    ],
    "files": [
    {{- range $i, $f := $files }}
        {{- if gt $i 0 -}},{{- end }}
        {
            "url": {{mustToJson $f.URL}},
            "size": {{mustToJson $f.Size}}
        }
    {{- end}}
    ]
}