Riftlink Update

Riftlinking is here! Players can now join a shared Tome link and use a common pool of Echoes together, with storage still separated by realm and respecting the same realm rules as personal Tomes.

• Shared Echo storage for linked players
• Realm-separated Riftlink inventories
• Riftlink placement mode and auto-deposit support
• Riftlink commands, permissions, and admin tools
• New Riftlink-specific UI, item visuals, and messaging

This update is absolutely MASSIVE and will require a lot of testing. please join the discord and report any issues you come across!