//장비 강화
    public void EquipUpgrade(DataPacket packet)
    {
        Console.WriteLine(packet.client.RemoteEndPoint.ToString() + "장비 강화");
        EquipUpgradePacket equipUpgradePacket = new EquipUpgradePacket(packet.msg);
        EquipUpgradeData   equipUpgradeData   = equipUpgradePacket.GetData();

        string id          = loginUser[packet.client];
        int    characterId = userState[id].characterId;

        HeroData heroData = database.GetHeroData(id, characterId);

        heroData.EquipUpgrade(equipUpgradeData.EquipIndex);
    }