Security & Performance
- Fixed 8 critical security issues (SQL, network exploits, memory leaks, race conditions)
- Switched to faster MariaDB driver

New
- View outgoing friend requests with /friend outgoing
- Cancel pending friend requests with /friend cancel <player>
- Interactive clickable buttons in chat (✔/✖ to accept/deny requests)
- [Message] and [Remove] buttons on friend list
- Update checker that notifies admins of new versions

Fixes
- Fixed party persistence (saves to database)
- Added input validation and sanitization
- Fixed friend limit bypass exploit
- Added database pagination for large friend lists
- Automatic old mail cleanup system