Add comprehensive database schema to support:
- Room bans: Track banned users with reasons and timestamps
- Room reports: Allow players to report others for misconduct
- Room invitations: Send and track room invitations
- Room member history: Track all users who have ever been in a room
This foundational schema enables the complete moderation system
including banning, kicking, reporting, and invitation features.
🤖 Generated with [Claude Code](https://claude.com/claude-code)
Co-Authored-By: Claude <noreply@anthropic.com>
Thomas Hallock