security.txt (RFC 9116) under .well-known with the mailbox as contact and an
expiry in September 2027. robots.txt allows everything and points to the
sitemap. The pixel 9 gets a favicon.ico (32 and 48 px) and an
apple-touch-icon.png, drawn by tools/make_favicons.py from the same
rectangles as favicon.svg.
Co-Authored-By: Claude Sonnet 5.5 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01EhqxQ49eCju4CzKYNjZzwT
