migrate FkStorage to xfake

[h1alexbel]

No description provided.

[zoeself]

@h1alexbel thank you for reporting this. I'll assign someone to take care of it soon.

[zoeself]

@h1alexbel this is your task now, please go ahead. Deadline (when this ticket should be closed) is 2023-06-04T11:22:18.484650.

Estimation here is 60 minutes, that's how much you will be paid.

Remember, you don't have to solve everything in this ticket - you can solve it partially and leave todo markers in the code, which will become future tasks.

If you have any questions don't ask me, I'm not a technical person. Open new tickets instead.

If you don't have time or simply don't want to work on this, you can always resign.

[zoeself]

@h1alexbel thank you for resolving this ticket. I've just added it to your active invoice. You can always check all your invoices and more on the Contributor Dashboard.