Phase 0 foundation:
- Docker Compose with PostgreSQL, Redis, Hardhat node
- RPSArena.sol commit-reveal smart contract with tests
- Node.js + Socket.io server with matchmaking and match state machine
- Next.js + Phaser 3 frontend with Boot, Lobby, Arena, Result scenes
- Nginx Proxy Manager integration planned for jeu.cosmolan.fr
Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>
