FROM debian:bullseye COPY kerio-control-vpnclient-9.4.5-8629-linux-amd64.deb /tmp/ ENV DEBIAN_FRONTEND=noninteractive RUN apt-get update \ && dpkg --unpack /tmp/kerio-control-vpnclient-9.4.5-8629-linux-amd64.deb \ && rm -f /var/lib/dpkg/info/kerio-control-vpnclient.postinst \ && apt-get install -y -f \ && apt-get install -y -f supervisor debconf \ && apt-get clean \ && rm -rf /var/lib/apt/lists/* /tmp/* /var/tmp/* COPY supervisord.conf /etc/supervisor/conf.d/kerio.conf WORKDIR /root CMD ["/usr/bin/supervisord", "-c", "/etc/supervisor/supervisord.conf"]