Dockerfile

FROM ubuntu:20.04

ENV SHELL /bin/bash
ENV DEBIAN_FRONTEND noninteractive

## build essentials for c++
RUN apt-get update && apt-get install -y \
    build-essential cmake git wget  && \
    # clean-up
    apt-get autoremove -y && \
    apt-get clean &&\
    rm -rf /var/lib/apt/lists/* && \
    rm -rf /usr/local/src/*

# ARG USERNAME=vscode
# ARG USER_UID=1000
# ARG USER_GID=$USER_UID

# # Create the user
# RUN groupadd --gid $USER_GID $USERNAME \
#     && useradd --uid $USER_UID --gid $USER_GID -m $USERNAME \
#     #
#     # [Optional] Add sudo support. Omit if you don't need to install software after connecting.
#     && apt-get update \
#     && apt-get install -y sudo \
#     && echo $USERNAME ALL=\(root\) NOPASSWD:ALL > /etc/sudoers.d/$USERNAME \
#     && chmod 0440 /etc/sudoers.d/$USERNAME

# USER $USERNAME

CMD ["/bin/bash"]