工厂类有误

[hongbaotong]

public static function pay(string $name = 'default'): \EasyWeChat\Pay\Application
{
    return app('easywechat.payment.'.$name);
 }

应改成

public static function pay(string $name = 'default'): \EasyWeChat\Pay\Application
{
    return app('easywechat.pay.'.$name);
}