Extend the walking-skeleton happy path: after the entry is publicly visible as INGEDIEND, approve it via the temporary admin endpoint (waiting for the zaak to be opened first), then poll the openbaar register until it shows INGESCHREVEN — covering submit → BFF → domain → ACL → NRC → projection → public visibility. Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>