Find out what's going on with Exim in our ISO build process
Originally created by @intrigeri on #15418 (Redmine)
The Debian-exim user has been involved in the two cases where we had UID/GID variation accross releases, which broke automatic upgrades. I think we could do something cheap in order to decrease the chances such problems happen.
Related issues
- Related to #15419 (closed)
- Related to #15690 (closed)
- Blocks tails/accounting#15334