Complete betting infrastructure:
- Bets schema (SQLite) with escrow status tracking
- Cashu token verification + minting (stub for real mint)
- Lightning invoice creation + withdrawal (stub for real LN node)
- Bet placement with odds lock, settlement on fight end
- Payout automation for winners, refunds on draws
- Bet history by pubkey + fight pool info
- Verifiable bet proofs for transparency
- API routes: /api/bets/{odds,place,fight,history,deposit,withdraw}
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
