FROM docker.m.daocloud.io/ubuntu:20.04

# Setup user account
ARG uid=1000
ARG gid=1000
ARG user=jasper
RUN groupadd -r -f -g ${gid} ${user} && useradd -o -r -l -u ${uid} -g ${gid} -ms /bin/bash ${user}
RUN usermod -aG sudo ${user}
RUN echo "${user}:888888" | chpasswd

ENV DEBIAN_FRONTEND=noninteractive

RUN sed -i 's/http:\/\/ports.ubuntu.com\//http:\/\/mirrors.aliyun.com\//g' /etc/apt/sources.list \
    && apt-get update && apt-get install -y --no-install-recommends sudo \
    libc-bin \
    binutils

# ********************************************************
# * Anything else you want to do like clean up goes here *
# ********************************************************

# [Optional] Set the default user. Omit if you want to keep the default as root.
USER $user
CMD ["/bin/bash"]