Add blocks for AI training crawlers (GPTBot, CCBot, Bytespider, anthropic-ai,
Google-Extended, PerplexityBot, YouBot, cohere-ai), SEO tool bots (AhrefsBot,
SemrushBot, DotBot, MJ12bot, BLEXBot), and /_next/ static chunks. Add
Crawl-delay: 10 for well-behaved bots.
Authored by: Jack Levy
- Add frontend/public/robots.txt: allow public pages, block auth/user-private routes and /api/
- ROADMAP.md: add mobile layout fix to UX & Polish shipped items
- TROUBLESHOOTING.md: add section on Android Chrome viewport overflow root cause and fix
Authored by: Jack Levy