- Implement client-side Phaser scene and pure scoring/rank logic for the honeycomb-style word game.
- Add server-side puzzle generation engine with difficulty bands (easy/normal/hard) and dictionary pre-filtering.
- Register game metadata, frontend scene routing, and backend API endpoint (`/words/spellingbee/start`).
- Implements NYT-style rules: 7 letters (1 required center), 4+ length words, pangram bonus, and tiered rank progression.
