It is possible to manually change the NGINX configuration of the domain in a Docker container installation (https://www.ispmanager.com/news/how-to-deploy-nextcloud-with-docker-in-ispmanager-6). -> A Docker Proxy Plugin for ISPmanager would be a better solution, see Plesk (2 images).

best regards from Luxembourg

Ispmanager — великолепная программа!

JEAN MARIE