### The Deb install is just a repack of the official ProtonMail Bridge deb package with less dependencies. ### I recommend you don't use this. It's here for legacy reasons. FROM debian:sid-slim as build COPY RELEASE install.sh / RUN apt-get update && apt-get install -y wget binutils # Repack deb (removes unnecessary dependencies and produces /protonmail.deb) RUN bash /install.sh FROM debian:sid-slim LABEL maintainer="Simon Felding " EXPOSE 25/tcp EXPOSE 143/tcp WORKDIR /protonmail # Copy bash scripts COPY gpgparams entrypoint.sh RELEASE /protonmail/ COPY --from=build /protonmail.deb /tmp/protonmail.deb RUN apt-get update \ && apt-get install -y --no-install-recommends /tmp/protonmail.deb socat pass libsecret-1-0 ca-certificates \ && rm -rf /var/lib/apt/lists/* CMD ["bash", "/protonmail/entrypoint.sh"]