FSRS4Anki Helper conflicts when other addon adjust settings

[L.M.Sherlock]

I guess your code breaks the undo steps of FSRS helper add-on. For details, please see:

Add-on porting notes for Anki 2.1.45

Some porting notes for add-ons wanting to support Anki 2.1.45: (this has been made a wiki post - please add anything you feel would be useful here, and if you don’t have permission, please reply below) Type Hints A reminder that most of Anki’s codebase now has type hints, and you can easily install Anki packages (including betas) with ‘pip install’. Instead of just clicking around in your add-on to see what if anything has broken, investing some time getting mypy working is recommended, as it…