Widget _buildVerticalDotsBarSwiper(BuildContext context) {
    return Swiper(
      autoplay: true,
      itemCount: 6,
      loop: true,
      scrollDirection:Axis.vertical,
      pagination: const SwiperPagination(
          alignment: Alignment.bottomRight,
          builder: TDSwiperPagination.dotsBar),
      itemBuilder: (BuildContext context, int index) {
        return const TDImage(assetUrl: 'assets/img/image.png',);
      },
    );
  }