Dockerfile builds an image running bash that is enabled git-subrepo

Dockerfile

#
# usage: docker run -ti --rm -v $(pwd):/docs -v ~/.ssh:/root/.ssh:ro xx
#
FROM	debian:11
RUN	apt-get update && \
	apt-get install -y git make golang && \
	apt-get clean && \
	rm -rf /var/lib/apt/lists/* && \
	mkdir -p /app /docs && \
	git clone https://github.com/ingydotnet/git-subrepo.git /app/git-subrepo && \
	echo 'source /app/git-subrepo/.rc' >/etc/profile.d/git-subrepo.sh
WORKDIR	/docs
ENTRYPOINT	["/bin/bash", "--login"]