Update Dockerfile

Dockerfile

@@ -79,7 +79,14 @@ COPY . /app
 RUN cp /app/sshd_config /etc/ssh/sshd_config && \
     cat /etc/ssh/sshd_config
     
-# RUN rm -f /etc/ssh/ssh_* && \
+RUN chmod -R 755 /etc/ssh/* &&\
+    rm -f /etc/ssh/ssh_host_rsa_key && \
+    rm -f /etc/ssh/ssh_host_ecdsa_key && \
+    rm -f /etc/ssh/ssh_host_ed25519_key && \
+    touch  /etc/ssh/ssh_known_hosts
+    
+    
+
 RUN yes y | ssh-keygen -t rsa -b 2048 -f /etc/ssh/ssh_host_rsa_key -N "0Ne" && \
     yes y | ssh-keygen -t ecdsa -b 256 -f /etc/ssh/ssh_host_ecdsa_key -N "0Ne" && \
     yes y | ssh-keygen -t ed25519 -f /etc/ssh/ssh_host_ed25519_key -N "0Ne" && \