DynamicKeepInv

• Fixed a lot of bugs.
• Added advanced configuration for inventory and XP control.
• Added bypass permission for specific players.
• Added Vault economy integration for paid keep inventory.
• Added separate PvP and PvE death rules.
• Added action bar and title notifications.
• Added configurable sound effects.
• Updated messages.yml with economy notifications.
• Refactored broadcast to target specific worlds.
• Added DeathListener for advanced logic with Folia support.

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