FROM debian:bookworm-slim

RUN apt-get update \
  && DEBIAN_FRONTEND=noninteractive apt-get install -y --no-install-recommends \
    xorriso tar zstd sqlite3 ca-certificates curl \
  && rm -rf /var/lib/apt/lists/*

RUN curl -fsSL https://github.com/aptible/supercronic/releases/download/v0.2.29/supercronic-linux-amd64 \
    -o /usr/local/bin/supercronic \
  && chmod +x /usr/local/bin/supercronic

COPY entrypoint.sh /usr/local/bin/entrypoint.sh
COPY backup.sh /usr/local/bin/backup.sh

RUN chmod +x /usr/local/bin/entrypoint.sh /usr/local/bin/backup.sh

ENTRYPOINT ["/usr/local/bin/entrypoint.sh"]