FROM alpine:3.8 # python3 shared with most images RUN apk add --no-cache \ python3 py3-pip \ && pip3 install --upgrade pip # Image specific layers under this line RUN mkdir -p /app WORKDIR /app COPY requirements-prod.txt requirements.txt RUN apk add --no-cache libressl curl postgresql-client \ && apk add --no-cache --virtual build-dep \ libressl-dev libffi-dev python3-dev build-base postgresql-dev \ && pip3 install -r requirements.txt \ && apk del --no-cache build-dep COPY mailu ./mailu COPY migrations ./migrations COPY start.py /start.py RUN pybabel compile -d mailu/translations EXPOSE 80/tcp VOLUME ["/data"] ENV FLASK_APP mailu CMD /start.py HEALTHCHECK CMD curl -f -L http://localhost/ui || exit 1