DOCROOT OK
php    8.5.3-nmm1 (fpm-fcgi)
script /www/htdocs/v094170/kumogrid.de/releases/_probe/public/index.php
root   /www/htdocs/v094170/kumogrid.de/current/public/

This file lives in current/public. Seeing it means the symlinked
docroot resolves and Apache follows the symlink.