Install Docker $ curl -sSL https://get.docker.com/ | sh && sudo usermod -aG docker ${USER} Install within a Dockerfile (Buildkit) FROM ubuntu:latest ENV debian_frontend=noninteractive RUN rm -f /etc/apt/apt.conf.d/docker-clean; echo 'Binary::apt::APT::Keep-Downloaded-Packages "true";' > /etc/apt/apt.conf.d/keep-cache RUN --mount=type=cache,target=/var/cache/apt --mount=type=cache,target=/var/lib/apt \ apt-get update && apt-get install -y curl apt-utils && \ curl -sSL https://get.docker.com/ | sh && \ usermod -a -G docker root && \ docker --version