User deletion

[Rotheem]

Description

Please explain the changes you made here.

Checklist

• Created tests which fail without the change (if possible)
• All tests passing
• Extended the documentation, if necessary

[Marc-Andrieu]

Very elegant, really clear...
There's just one problem: how does one interact with this? There's no new endpoint in the diff and I can't find a matching front-end PR.

[Rotheem]

Very elegant, really clear... There's just one problem: how does one interact with this? There's no new endpoint in the diff and I can't find a matching front-end PR.

That's true, I might have forgotten to implement it xD