feat: install rsync

Dockerfile

@@ -4,7 +4,7 @@ ENV TZ="Asia/Shanghai"
 
 RUN sed -i s@/deb.debian.org/@/mirrors.tuna.tsinghua.edu.cn/@g /etc/apt/sources.list.d/debian.sources && \
     apt-get update && \
-    apt-get install -y --no-install-recommends sudo python3-minimal python3-pip git git-lfs openssh-client && \
+    apt-get install -y --no-install-recommends sudo python3-minimal python3-pip git git-lfs openssh-client rsync && \
     apt-get clean && \
     rm -rf /var/lib/apt/lists/* && \
     userdel -r node && \