Full public-facing live tournament system:
- Public pages at /live/{slug} with no auth required
- 5 visual themes (default, neon, minimal, royal, arena)
- Live standings, pairings, bracket with auto-refresh polling
- Countdown timer, player roster, results feed, timeline
- Prize display, announcements feed, photo gallery
- QR code sharing, social share, embeddable widget
- SEO meta tags (OG, Twitter Cards, JSON-LD)
- Tournament ad slots with impression/click tracking
- Analytics tracking (views, sections, referrers)
- Admin config panel: visibility toggles, custom CSS, slug management
- Mobile responsive with dark/light mode support
- Print-optimized view

New DB tables: tournament_announcements, tournament_ad_slots,
tournament_page_views, tournament_media
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>