I now have an OnlyOffice instance up and running. I would like to connect it to my personal Nextcloud instance. How can I define the secret key required by the OnlyOffice connector?

Hi there, How can one setup OnlyOffice (https://marketplace.digitalocean.com/apps/onlyoffice) from the Marketplace with Let's Encrypt. I've tried using the generic LE guide on DO tutorials (https://www.digitalocean.co...