v0.2.0 — Take a Seat — persistence, auth & lobby

Take a Seat — persistence, auth & lobby

• feat(db): model users, games, deals, tricks, economy, and social tables via SQLAlchemy 2.0 async
• feat(auth): add JWT access/refresh rotation, bcrypt hashing, Apple & Google sign-in
• feat(lobby): implement private rooms with join codes and stake-tiered matchmaking queues
• feat(game): bootstrap games through launcher with stake deduction and bot seat fill