Install – Nextcloud
https://nextcloud.com/installThe Web Installer is the easiest way to install Nextcloud on a web space. It checks the dependencies, downloads Nextcloud from the official server, unpacks it with the right permissions and the right user account. Finally, you will be redirected to the Nextcloud installer. Right-click here and save the file to your computer.
Linux Container - Proxmox VE
https://pve.proxmox.com/wiki/Linux_ContainerThe “Proxmox Container Toolkit” ( pct) simplifies the usage and management of LXC, by providing an interface that abstracts complex tasks. Containers are tightly integrated with Proxmox VE. This means that they are aware of the cluster setup, and they can use the same network and storage resources as virtual machines.