Feature Request

Context

Rspamd is able to learn ham/spam by moving mails from/to the junk folder. This is a nice addition.

Is your Feature Request related to a Problem?

No.

Describe the Solution you'd like

See https://www.kernel-error.de/2020/05/04/rspamd-automatisch-spam-ham-lernen-mit-dovecot-und-imapsieve/ (German though).

Are you going to implement it?

Yes, because I always do it anyway.

Additional context

Who will that Feature be useful to?

Everyone using Rspamd.

What have you done already?

Nothing.