Dockerfile

FROM ubuntu:20.04

RUN apt-get update && \
  DEBIAN_FRONTEND=noninteractive apt-get install -y --no-install-recommends \
  git \
  openssh-client=1:8.2p1-4ubuntu0.9 \
  jq \
  ca-certificates \
  curl \
  gnupg \
  lsb-release

RUN curl -fsSL https://download.docker.com/linux/ubuntu/gpg | gpg --dearmor -o /usr/share/keyrings/docker-archive-keyring.gpg && \
  echo \
    "deb [arch=amd64 signed-by=/usr/share/keyrings/docker-archive-keyring.gpg] https://download.docker.com/linux/ubuntu $(lsb_release -cs) stable" \
    | tee /etc/apt/sources.list.d/docker.list > /dev/null && \
  apt-get update && \
  DEBIAN_FRONTEND=noninteractive apt-get install -y \
  docker-ce \
  docker-ce-cli \
  containerd.io

RUN mkdir /root/.ssh
COPY known_hosts /root/.ssh/known_hosts

RUN mkdir /root/.docker

RUN mkdir -p /opt/build
COPY run.sh /opt/build/run.sh

WORKDIR /opt/build
ENTRYPOINT ["./run.sh"]