FROM amd64/debian:bullseye-slim ENV DEBIAN_FRONTEND=noninteractive RUN sed -i 's/deb.debian.org/ftp.cz.debian.org/' /etc/apt/sources.list RUN apt-get -y update RUN apt-get -y upgrade RUN apt-get -y --no-install-recommends install \ build-essential \ flex \ bison \ autoconf \ ncurses-dev \ libreadline-dev \ libssh-gcrypt-dev \ linuxdoc-tools-latex \ texlive-latex-extra \ opensp \ docbook-xsl \ xsltproc RUN apt-get -y --no-install-recommends install \ git \ dpkg-dev \ debhelper \ quilt \ python3 \ python3-pip \ python3-setuptools