Root permission to copy file

setup.sh

@@ -62,7 +62,7 @@ patch docker-compose.yml ../jitsi-auto-config/docker-compose.patch
 # Add subdomain configuration to Reverse-Proxy
 echo Copying proxy configuration
 pwd
-cp ../jitsi-auto-config/jitsi.subdomain.conf.example ../reverse_proxy/nginx/proxy-confs/jitsi.subdomain.conf
+sudo cp ../jitsi-auto-config/jitsi.subdomain.conf.example ../reverse_proxy/nginx/proxy-confs/jitsi.subdomain.conf
 
 # Move environment variables 
 # to the correct position