Dockerfile

FROM ubuntu:22.04

ENV DEBIAN_FRONTEND=noninteractive 

RUN apt-get -q update
RUN apt-get purge -q -y snapd lxcfs lxd ubuntu-core-launcher snap-confine
RUN apt-get -q -y install file wget cpio rsync locales \
		build-essential libncurses5-dev python3-setuptools \
		git bzr cvs mercurial subversion libc6 unzip bc \
		vim
RUN apt-get -q -y autoremove && apt-get -q -y clean
RUN update-locale LC_ALL=C

RUN useradd -ms /bin/bash buildroot

RUN mkdir -p /app/buildroot/dl && chown -R buildroot:buildroot /app/buildroot/dl
RUN mkdir -p /app/buildroot/output && chown -R buildroot:buildroot /app/buildroot/output

VOLUME /app/buildroot/dl
VOLUME /app/buildroot/output

USER buildroot

CMD /bin/bash