export DOCKER_CLI_EXPERIMENTAL=enabled
cd ~
DOCKER_BUILDKIT=1 docker build --platform=local -o . https://github.com/docker/buildx.git
mkdir -p ~/.docker/cli-plugins
mv buildx ~/.docker/cli-plugins/docker-buildx
chmod +x ~/.docker/cli-plugins/docker-buildx
#验证是否安装成功
docker buildx version