adding section name to metadata

themes/sandpoints/layouts/metadata/list.js.js

@@ -1 +1 @@
-{{ define "main" }}SECTIONS=[{{ range .Site.Sections }}{"section": "{{ with .File }}{{ trim .Dir "/" }}{{ end }}", "items": [{{ range .Pages }}"{{ .File.BaseFileName }}", {{ end }}]}, {{ end }}];{{ end }}
+{{ define "main" }}SECTIONS=[{{ range .Site.Sections }}{"section": "{{with index (.Pages) 0 }}{{ trim .Dir "/" }}{{ end }}", "items": [{{ range .Pages }}"{{ .File.BaseFileName }}", {{ end }}]}, {{ end }}];{{ end }}