FROM ubuntu:20.04@sha256:5747316366b8cc9e3021cd7286f42b2d6d81e3d743e2ab571f55bcd5df788cc8

ENV LC_ALL=C.UTF-8 LANG=C.UTF-8
ENV DEBIAN_FRONTEND=noninteractive

RUN apt-get update -q && \
    apt-get install -qy \
        git \
        gettext \
        python3 \
        python3-pip \
        python3-setuptools \
        python3-venv \
        faketime \
        && \
    rm -rf /var/lib/apt/lists/* && \
    apt-get autoremove -y && \
    apt-get clean

# create new user to avoid using root; but with sudo access and no password for convenience.
ENV USER="user"
ENV HOME_DIR="/home/${USER}"
ENV WORK_DIR="${HOME_DIR}/wspace" \
    PATH="${HOME_DIR}/.local/bin:${PATH}"
RUN useradd --create-home --shell /bin/bash ${USER}
RUN usermod -append --groups sudo ${USER}
RUN echo "%sudo ALL=(ALL) NOPASSWD: ALL" >> /etc/sudoers
WORKDIR ${WORK_DIR}
RUN chown --recursive ${USER} ${WORK_DIR}
USER ${USER}