FROM docker.io/library/debian:bullseye

ENV RADVD_INTERFACE=
ENV RADVD_ADV_MANAGEMENT_FLAG=off
ENV RADVD_MTU=1500
ENV RADVD_ADV_MANAGEMENT_FLAG=
ENV RADVD_SOURCE_LL_ADDRESS=
ENV RADVD_PREFIX=

ARG DEBIAN_FRONTEND=noninteractive

RUN apt-get update && \
    apt-get install -y radvd && \
    rm -rf /var/lib/apt/lists /var/cache/apt/archives

COPY entry-point.sh /entry-point.sh

RUN chmod +x /entry-point.sh

ENTRYPOINT ["/bin/sh", "/entry-point.sh"]