FROM docker.io/library/debian:stable-slim
RUN apt-get update \
 && apt-get install -y --no-install-recommends ca-certificates \
 && rm -rf /var/lib/apt/lists/*
WORKDIR /app
COPY mail-graveyard /app/mail-graveyard
COPY config.json /app/config.json
RUN chmod 0755 /app/mail-graveyard \
 && mkdir -p /app/data /app/backup
EXPOSE 8087
VOLUME ["/app/data", "/app/backup"]
ENTRYPOINT ["/app/mail-graveyard"]