FROM debian RUN apt-get update && apt-get install --no-install-recommends -y \ busybox \ nano \ openssh-server \ python \ python-apt \ systemd-sysv \ vim.tiny \ && rm -rf /var/lib/apt/lists/* \ && rm -rf /etc/ssh/ssh_host_*_key* COPY gai.conf /etc/gai.conf COPY sshd_config /etc/ssh/sshd_config