The snapshot is regenerated; EF also reordered two pre-existing properties
(BridgeAction.TargetSurface, one ProjectId) into its canonical order.
Migration discovery now lists thirteen ids.
Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
ConceptAppraisalService is the only appraisal writer; tallies are derived from
rows. VoterIdentity.For decides voter key and class; NetworkPrefix is the only
prefix computation (HMAC tag). NetworkTagSecret is required in production.
Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>