feat: kautilya URL update

app/robots.ts

@@ -15,7 +15,7 @@ const SITE_URL =
  *   • /settings       — auth-only account settings
  *   • /notifications  — auth-only
  *   • /verify-email   — transactional
- *   • /chat           — interactive tool, not indexable content
+ *   • /ask            — interactive tool, not indexable content
  *   • /u/me, /u/me/*  — the signed-in user's own private library
  *                       ($ anchors the bare path so public handles like
  *                       /u/meera aren't caught by the prefix)
@@ -34,7 +34,7 @@ export default function robots(): MetadataRoute.Robots {
         "/settings",
         "/notifications",
         "/verify-email",
-        "/chat",
+        "/ask",
         "/u/me$",
         "/u/me/",
       ],