FROM python:3 WORKDIR /usr/src/app ARG GIT_AUTHOR_NAME ARG GIT_AUTHOR_EMAIL ENV GIT_AUTHOR_NAME=$GIT_AUTHOR_NAME ENV GIT_AUTHOR_EMAIL=$GIT_AUTHOR_EMAIL RUN git config --global user.name "$GIT_AUTHOR_NAME" RUN git config --global user.email "$GIT_AUTHOR_EMAIL" RUN apt-get update && apt-get install -y npm twine CMD ["bash"]