Just checked their installation instructions and I don’t think it’s possible to install it along side with hestia. It sounds you need a blank, own server for it: Installing Mattermost on Ubuntu 20.04 LTS — Mattermost 5.37 documentation
Just checked their installation instructions and I don’t think it’s possible to install it along side with hestia. It sounds you need a blank, own server for it: Installing Mattermost on Ubuntu 20.04 LTS — Mattermost 5.37 documentation