Can't find where to manage nonmembers

Quack,

I imported lists from Mailman2. Some of them used the *_these_nonmembers and these settings seem to be handled by the import21 command. If I try to reimport them it says:

<email> is already imported with role MemberRole.nonmember

So I guess I can be sure it is in the database.

Unfortunately I can't find it in the Postorius interface. There is no nonmembers section in the Members menu. It is not translated in a header filter either.

Interestingly If a go to /admin/lists/<list>/members/nonmembers/ (in case the submenu entry was missing) is redirects me to /admin/lists/<list>/members/subscriber/. So I thought I would find my entry in the subscribers with a specific delivery option, but it is not there either.

Also the code does not seem to reference this category of list members, so I guess it is missing from the UI totally. Would it be possible to add this please?

\_o<