Subdomain (vhost) with subroot creates incorrect document root

short description

Docroot is missing a /

subdomain as folder and ##subroot web ## in vhost ends up with path.../clienZY/webXY/subdomainweb as root

/ needs to be added. subdomain/ will strip the / on save and also subroot used a ltrim / and will remove the needed /

Server OS: debian Server OS version: 10 ISPConfig version: git-stable

If it might be related to the problem

nginx version: nginx/1.17.6

PHP 7.3.12

add a / in subdomain vhost, because the website/domain has a / or allow / and strip double //