SetZaakToCancellationStatusAsync resolves the cancellation statustype and resultaat by omschrijving and posts resultaat-then-status, mirroring the approval path. Approval now resolves its Geregistreerd resultaat by name too, since a second resultaattype now exists. Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>