Add ENTRYPOINT to Dockerfile

Author: weizhouapache

Dockerfile

@@ -14,3 +14,5 @@ RUN         echo "deb http://download.cloudstack.org/ubuntu noble 4.22" > /etc/a
             apt install -y cloudstack-usage
 
 EXPOSE      8080 8250 8096 22
+
+ENTRYPOINT  ["/entrypoint.sh"]