Fixed php session save permission problem

CMS/frontcontroller/conf.sh

@@ -27,6 +27,7 @@ curl --retry 7 --retry-delay 5 -s "$repo"/raw/"$branchtype"/"$branch"/CMS/frontc
 sed -i -e 's/PHPver/'$phpver'/g' -e 's/SITEname/'$sitename'/g' -e 's/DOMAINname/'$domain'/' "$phpPoolDir"/$sitename.conf
 groupadd "$sitename"
 useradd -g "$sitename" "$sitename"
+usermod -a -G www-data "$sitename"
 
 systemctl reload $phpFPMService