配置服务器语言为中文（非全局）
apt-get update && \
apt-get install -y locales && \
sed -i 's/^[[:space:]]*#[[:space:]]*zh_CN.UTF-8[[:space:]]\+UTF-8/zh_CN.UTF-8 UTF-8/' /etc/locale.gen && \
{ grep -Fxq 'zh_CN.UTF-8 UTF-8' /etc/locale.gen || echo 'zh_CN.UTF-8 UTF-8' >> /etc/locale.gen; } && \
locale-gen && \
update-locale LANG=zh_CN.UTF-8 LANGUAGE=zh_CN:zh
