Update Dockerfile

Dockerfile

@@ -6,19 +6,13 @@ RUN apt update && apt install -y wget curl openssh-server openjdk-17-jre-headles
 RUN echo "PermitRootLogin yes" >> /etc/ssh/sshd_config
 RUN echo "root:eren" | chpasswd
 
-# Create start script that uses Serveo for instant SSH
+# Create start script
 RUN mkdir -p /app
 RUN echo '#!/bin/bash' > /app/start.sh
 RUN echo 'service ssh start' >> /app/start.sh
 RUN echo 'echo "=============================="' >> /app/start.sh
 RUN echo 'echo "Creating Serveo SSH tunnel..."' >> /app/start.sh
-RUN echo 'ssh -o StrictHostKeyChecking=no -o ServerAliveInterval=60 -R 0:localhost:22 serveo.net 2>&1 | tee /app/serveo.log &' >> /app/start.sh
-RUN echo 'sleep 10' >> /app/start.sh
-RUN echo 'echo "=============================="' >> /app/start.sh
-RUN echo 'echo "Your SSH address:"' >> /app/start.sh
-RUN echo 'cat /app/serveo.log | grep -o "Forwarding.*"' >> /app/start.sh
-RUN echo 'echo "=============================="' >> /app/start.sh
-RUN echo 'tail -f /dev/null' >> /app/start.sh
+RUN echo 'ssh -o StrictHostKeyChecking=no -o ServerAliveInterval=60 -R 2222:localhost:22 serveo.net' >> /app/start.sh
 RUN chmod +x /app/start.sh
 
 EXPOSE 22