Remove Disallow for query-string URLs and /_next/, which caused Google
Search Console "Indexed, though blocked by robots.txt" for legitimate
pages discovered with UTM/tracking params. Canonical tags already handle
duplicate param URLs.
Co-authored-by: Cursor Agent <cursoragent@cursor.com>
Co-authored-by: Jatin K Malik <jatinkrmalik@users.noreply.github.com>