FROM alpine:latest AS builder
RUN apk add cargo
RUN wget -O source.tar.gz \
         $(wget -qO- https://api.github.com/repos/mbrubeck/agate/releases/latest \
           | sed -nE 's/^.*"tarball_url"\s*:\s*"([^"]+)".*$/\1/p' \
          ) \
    && tar xzf source.tar.gz \
    && mv /mbrubeck-agate-* /agate \
    && cd agate \
    && cargo build --release


FROM alpine:latest
RUN apk add --update --no-cache libgcc \
    && mkdir -p /app/.certificates \
    && mkdir /gmi \
    && chown daemon:daemon /app/.certificates
COPY --from=builder /agate/target/release/agate /usr/bin/agate
COPY ./start.sh /app

ENV LANG=en-US \
    HOSTNAME=example.com
VOLUME ["/app/.certificates", "/gmi"]
EXPOSE 1965

USER daemon
WORKDIR /app

ENTRYPOINT ["/bin/sh", "start.sh"]