`sslcacertfile = OS-DEFAULT` should probably be the default

[Kodiologist]

By default, TLS is enabled, but it doesn't work because no certificates are set. Generally, the way to get it working is to add sslcacertfile = OS-DEFAULT to your configuration. So, this should probably be the default.

General informations

• system/distribution (with version): Ubuntu 22.04
• offlineimap version (offlineimap -V): 7.3.4
• Python version: 3.10.4
• server name or domain: Fastmail
• CLI options: (none)

Configuration file offlineimaprc

Per offlineimap.conf.minimal.

Logs, error

ERROR: No CA certificates and no server fingerprints configured. You must configure at least something, otherwise having SSL helps nothing.

Steps to reproduce the error

$ offlineimap

[Kodiologist]

Whoops, wrong repository. The right one already has this: https://github.com/OfflineIMAP/offlineimap3/issues/96