ARG DISTRO=alpine:3.10 FROM $DISTRO RUN apk add --no-cache curl bash python3 \ && pip3 install radicale COPY radicale.conf /radicale.conf EXPOSE 5232/tcp VOLUME ["/data"] CMD radicale -f -S -C /radicale.conf HEALTHCHECK CMD curl -f -L http://localhost:5232/ || exit 1