Updates

src/main/java/com/loganmagnan/eventcore/listeners/StaffModeListener.java

@@ -39,6 +39,12 @@ public class StaffModeListener implements Listener {
                 playerOnline.hidePlayer(playerVanished);
             }
         }
+
+        if (!player.hasPermission("eventcore.command.staffmode")) {
+            return;
+        }
+
+        this.main.getStaffManager().setStaffMode(player, true);
     }
 
     @EventHandler