add CommandResponseEvent

src/main/java/emu/grasscutter/server/event/game/CommandResponseEvent.java

@@ -0,0 +1,24 @@
+package emu.grasscutter.server.event.game;
+
+import emu.grasscutter.game.player.Player;
+import emu.grasscutter.server.event.types.GameEvent;
+import emu.grasscutter.server.event.types.ServerEvent;
+
+public class CommandResponseEvent extends ServerEvent {
+    private String message;
+    private Player player;
+
+    public CommandResponseEvent(Type type,  Player player,String message) {
+        super(type);
+        this.message = message;
+        this.player = player;
+    }
+
+    public String getMessage() {
+        return message;
+    }
+
+    public Player getPlayer() {
+        return player;
+    }
+}