Extension:GoogleRichCards

Automatically generates Google Rich Cards in JSON+LD format for mediawiki article pages.

Introduction
Adds Google Rich Cards metadata in JSON+LD format to mediawiki article pages.

Installation

 * Clear the cache of your browser
 * Clear MediaWiki page cache (if enabled)
 * Reload any MediaWiki article page
 * Check the HTML source and confirm the presence of following lines before (values could differ according to the page content):