Dockerfile

FROM ubuntu:20.04
RUN DEBIAN_FRONTEND=noninteractive apt-get update
RUN DEBIAN_FRONTEND=noninteractive apt-get upgrade -y

RUN DEBIAN_FRONTEND=noninteractive apt-get install -y -qq --no-install-recommends \
    apt-transport-https \
    apt-utils \
    ca-certificates \
    curl \
    git \
    iputils-ping \
    jq \
    lsb-release \
    software-properties-common \
    gnupg \
    lsb-release

RUN curl -sL https://aka.ms/InstallAzureCLIDeb | bash

# Install Docker
RUN mkdir -p /etc/apt/keyrings \
    && curl -fsSL https://download.docker.com/linux/ubuntu/gpg \
        | gpg --dearmor -o /etc/apt/keyrings/docker.gpg \
    && echo \
        "deb [arch=$(dpkg --print-architecture) signed-by=/etc/apt/keyrings/docker.gpg] https://download.docker.com/linux/ubuntu \
        $(lsb_release -cs) stable" | tee /etc/apt/sources.list.d/docker.list > /dev/null

RUN DEBIAN_FRONTEND=noninteractive apt-get update

RUN DEBIAN_FRONTEND=noninteractive apt-get install -y -qq --no-install-recommends \
    docker-ce \
    docker-ce-cli \
    containerd.io

# Can be 'linux-x64', 'linux-arm64', 'linux-arm', 'rhel.6-x64'.
ENV TARGETARCH=linux-x64

WORKDIR /azp

COPY ./start.sh .
RUN chmod +x start.sh

ENTRYPOINT [ "./start.sh" ]