J0WI

AFAIK this only affects Apps that ship or download binaries (which is bad anyway). The Collabora/OnlyOffice Docker images are not affected.

I'd still prefer a more generic wording. This also depends on CPU architecture. If an app ships glibc-x86 binaries it will just not work on anything else.

1. backup everything 2. remove Nextcloud files in `var/www/html` except apps, config, data etc. (see https://github.com/nextcloud/docker/blob/master/upgrade.exclude) 3. run with Nextcloud 25/26 image again and do the upgrade See https://github.com/nextcloud/docker/blob/master/docker-entrypoint.sh#L174-L180 to...

The `/var/www/html` volume is defined in the base image and cannot be undefined. Nextcloud itself does not really work on read-only systems. The config is only one example, apps and...

You might be also interested in https://github.com/nextcloud/helm/

The Owncloud images are build completely different and are not part of the official library anymore. AFAIK they're also moving away from PHP. With this image you can add additional...

`SMTP_NAME` is usually a well known mail address and not handled as a secret. Can you give a use case where this matters?

Nextcloud itself does not treat `mail_smtpname` as a sensitive information. It's not common to do so. Many systems will show the identity in logs, UIs etc. whereas passwords are always...

That's probably a good reason for https://github.com/nextcloud/docker/pull/1213

We can't predict the value of `NEXTCLOUD_DATA_DIR` during build time. The default of the Image is the same as for Nextcloud (`/var/www/html/data`) but as you said it's highly recommend to...