FROM ubuntu:22.04

RUN apt-get update && apt-get install -y --no-install-recommends squid \
    && rm -rf /var/lib/apt/lists/*

COPY squid.conf /etc/squid/squid.conf
COPY allowlist.txt /etc/squid/allowlist.txt

EXPOSE 3128
CMD ["squid", "-N", "-d", "1"]