Class name refactor

src/main/java/it/ohalee/minecraftgpt/handler/PlayerHandler.java

@@ -0,0 +1,19 @@
+package it.ohalee.minecraftgpt.handler;
+
+import it.ohalee.minecraftgpt.Main;
+import lombok.RequiredArgsConstructor;
+import org.bukkit.event.EventHandler;
+import org.bukkit.event.Listener;
+import org.bukkit.event.player.PlayerQuitEvent;
+
+@RequiredArgsConstructor
+public class PlayerHandler implements Listener {
+
+    private final Main plugin;
+
+    @EventHandler
+    public void onQuit(PlayerQuitEvent e) {
+        Main.CACHE.invalidate(e.getPlayer());
+    }
+
+}