fix: add schema.org metadata to docs sections (#347)

exampleSite/config/_default/params.yaml

@@ -3,6 +3,8 @@ description: >
   Geekdoc is a simple Hugo theme for documentations. It is intentionally designed as a fast and lean theme
   and may not fit the requirements of complex projects. If a more feature-complete theme is required
   there are a lot of good alternatives out there.
+images:
+  - "socialmedia2.png"
 
 geekdocToC: 3
 geekdocTagsToMenu: true

layouts/partials/microformats/schema.html

@@ -17,7 +17,7 @@
       "inLanguage": {{ .Lang }}
   }
   </script>
-{{- else if .IsPage }}
+{{- else if or (and (not (eq .Type "posts")) (in "section page" .Kind )) (and (eq .Type "posts") (eq .Kind "page")) }}
   <script type="application/ld+json">
   {
       "@context": "http://schema.org",