Update Dockerfile

Dockerfile

@@ -5,13 +5,28 @@ ENV DEBIAN_FRONTEND=noninteractive
 USER root
 
 RUN apt-get update && apt-get install -y \
-    openssh-server openssh-client \
+    openssh-server openssh-client curl wget sudo git python3 \
     && rm -rf /var/lib/apt/lists/*
 
 RUN mkdir /var/run/sshd
 RUN echo 'root:TudouBiancheng-Fan-Club' | chpasswd
 RUN sed -i 's/#PermitRootLogin prohibit-password/PermitRootLogin yes/' /etc/ssh/sshd_config
 
+RUN echo '#!/bin/bash\n\
+mkdir -p /data/ssh_host\n\
+if [ -z "$(ls -A /data/ssh_host)" ]; then\n\
+    cp -r /etc/ssh/ssh_host_* /data/ssh_host/\n\
+else\n\
+    cp -r /data/ssh_host/* /etc/ssh/\n\
+fi\n\
+/usr/sbin/sshd\n\
+cd /tmp && python3 -m http.server 7860 &\n\
+MINI_PID=$!\n\
+sleep 30\n\
+kill $MINI_PID\n\
+wait\n\
+' > /start.sh && chmod +x /start.sh
+
 EXPOSE 7860
 
-CMD ["/usr/sbin/sshd", "-D"]
+CMD ["/start.sh"]