FROM debian:buster-slim RUN apt-get update && apt-get install -y \ ca-certificates \ simh \ --no-install-recommends \ && rm -rf /var/lib/apt/lists/* RUN buildDeps=' \ expect \ gcc \ git \ libc6-dev \ make \ libncurses5-dev \ ' \ && set -x \ && apt-get update && apt-get install -y $buildDeps --no-install-recommends \ && rm -rf /var/lib/apt/lists/* \ && git clone --depth 1 "https://github.com/PDP-10/its.git" /usr/src/its \ && ( \ cd /usr/src/its \ && make EMULATOR=simh \ ) \ && apt-get purge -y --auto-remove $buildDeps WORKDIR /usr/src/its ENTRYPOINT ["./start"]