Likely there will be a upgrade documentation like this one for bullseye .

From which game is this screenshot?

To add some points, that I do:

• Proper logging: So I could realize something unusual is going on
• rootless podman container: harder to escalate privileges and gain root
• Apparmor: same, plus it could trigger suspicious log entries

If you are French, the same command works to remove your freedom pack.

If a firefox add-on is okay: Brief