How can i put Dot Indicator above Carousel slider in flutter,i tried with stack to position it above the carousel image but its not working

Try Positioned like this:

Stack(
            children: [
              CarouselSlider.builder(
                        carouselController: controller,
                        itemCount: images.length,
                        itemBuilder: (context, index, realIndex) {
                          final image = images[index];
                          return BuildImage(image, index);
                        },
                        options: CarouselOptions(
                          viewportFraction: 1,
                          height: 200,
                          initialPage: 0,
                          reverse: false,
                          autoPlay: true,
                        )),
              Positioned(
                left: 0,
                right: 0,
                bottom: 10,
                child: buildIndicator(),
              ),
            ],
          ),