FROM debian:bookworm
ENV DEBIAN_FRONTEND=noninteractive

RUN set -eux; \
    apt-get update && \
    apt-get upgrade -y; \
    apt-get install -y --no-install-recommends \
        ca-certificates \
        python3 \
        python3-dev \
        sudo \
        systemd \
        systemd-sysv \
    ; \
    rm -rf /var/lib/apt/lists/* \
    ;

STOPSIGNAL SIGRTMIN+3
VOLUME ["/run", "/run/lock", "/tmp"]
CMD ["/sbin/init"]