Switch to a non-NIH upgrade system
In our 2020-2022 roadmap, we've added 1 big thing among this one, #10491 (closed), and #14567.
Subtasks
Related issues
- https://gitlab.tails.boum.org/tails/blueprints/-/wikis/Faster_builds
- Blocks #7499
- I part of that, it would be great to give an option to rollback an upgrade to the previous version. Users are rightfully adverse to upgrades (think Tails 5.8).