add json in playground

Author: larbish

playground/docus/content/authors/larbish.json

@@ -4,5 +4,10 @@
     "src": "https://avatars.githubusercontent.com/u/7290030?v=4"
   },
   "to": "https://x.com/_larbish",
-  "username": "larbish"
+  "username": "larbish",
+  "modules": [
+    "studio",
+    "content",
+    "supabase"
+  ]
 }