FROM docker.xd.xkm.be/ubuntu:25.10

ARG DEB_MIRRORS=linux.xidian.edu.cn/mirrors

RUN sed -E "s,(archive|security)\.ubuntu\.com,${DEB_MIRRORS}," /etc/apt/sources.list.d/ubuntu.sources -i && \
    apt update && \ 
    apt install -y apt-transport-https ca-certificates && \
    sed "s|http:|https:|" /etc/apt/sources.list.d/ubuntu.sources -i && \ 
    apt update && \
    apt upgrade -y && \
    rm -rf /var/lib/apt/lists/*