v1.0.0

Added /pvp enable and /pvp disable commands for toggling PvP consent.
Implemented configurable cooldowns to prevent frequent toggling.
Provided customizable in-game messages and MiniMessage formatting.
Added permission controls for standard users and admins.
Enforced PvP consent rules by blocking damage and potion effects between non-consenting players.
Automatic cleanup of expired cooldowns and offline player data to maintain performance.