Drone Dockerfile

Dockerfile

FROM drone/drone:0.7.3
ADD rootfs.tar.xz /

# install Docker on Debian 9
# https://docs.docker.com/engine/installation/linux/docker-ce/debian/
RUN apt-get update
RUN apt-get install -y \
     apt-transport-https \
     ca-certificates \
     curl \
     gnupg2 \
     software-properties-common
RUN curl -fsSL https://download.docker.com/linux/debian/gpg | apt-key add -
RUN apt-key fingerprint 0EBFCD88
RUN add-apt-repository \
   "deb [arch=amd64] https://download.docker.com/linux/debian \
   $(lsb_release -cs) \
   stable"
RUN apt-get update
RUN apt-get install -y docker-ce

ENV DOCKER_API_VERSION=1.26