Reuse feed backs from metadata file and adds comments about it.

_data/metadata.json

@@ -14,6 +14,7 @@
   },
   "author": {
     "name": "Your Name Here",
-    "email": "youremailaddress@example.com"
+    "email": "youremailaddress@example.com",
+    "url": "https://myurl.com/"
   }
 }