FROM ubuntu:latest RUN apt-get update \ && apt-get install -y --no-install-recommends curl \ && rm -rf /var/lib/apt/lists/* COPY rootCA.pem /usr/local/share/ca-certificates/rootCA.crt COPY jsc.idv.me+4.pem /usr/local/share/ca-certificates/jsc.idv.me+4.crt COPY entrypoint.sh /entrypoint.sh RUN update-ca-certificates RUN chmod +x /entrypoint.sh ENTRYPOINT ["/entrypoint.sh"]