Add collection and ads shortlink

_config.yml

@@ -37,6 +37,9 @@ collections:
   events:
     output: true
     permalink: /events/:year/:month/:title
+  shortlinks:
+    output: true
+    permalink: /s/:slug
 
 defaults:
   - scope:

s/ads.md → _shortlinks/ads.md

@@ -1,4 +1,5 @@
 ---
+title: documentation.categories.general.ads
 layout: redirect
 sitemap: false
 redirect_to: /documentation/general/ads