Add protonmail-bridge-docker

Signed-off-by: Nikolaos Karaolidis <nick@karaolidis.com>

Dockerfile

@@ -0,0 +1,27 @@
+FROM golang AS build
+
+RUN apt-get update && apt-get install -y git build-essential libsecret-1-dev
+
+WORKDIR /build/
+
+RUN git clone --depth 1 --branch v3.9.1 https://github.com/ProtonMail/proton-bridge.git
+WORKDIR /build/proton-bridge
+RUN sed -i 's/127.0.0.1/0.0.0.0/g' internal/constants/constants.go
+
+RUN make build-nogui
+
+FROM ubuntu:jammy
+
+EXPOSE 25/tcp
+EXPOSE 143/tcp
+
+RUN apt-get update \
+    && apt-get install -y --no-install-recommends socat pass libsecret-1-0 ca-certificates \
+    && rm -rf /var/lib/apt/lists/*
+
+COPY gpgparams entrypoint.sh /protonmail/
+
+COPY --from=build /build/proton-bridge/bridge /protonmail/
+COPY --from=build /build/proton-bridge/proton-bridge /protonmail/
+
+ENTRYPOINT ["bash", "/protonmail/entrypoint.sh"]