FROM debian RUN apt-get update && apt-get install --no-install-recommends -y \ busybox \ console-data \ curl \ dnsutils \ ethtool \ kbd \ nano \ iptables \ nftables \ openssh-server \ python \ ssmtp \ systemd-sysv \ tcpdump \ udev \ vim.tiny \ && rm -rf /var/lib/apt/lists/* COPY sshd_config /etc/ssh/sshd_config