- ingestProject now calls relinkProject after every store
- updateCard relinks when scopeScope rule is in the patch
- acceptCard, archiveCard, unlinkCommitArchiveCard relink after their change
- three owner Server Actions for the tray: relinkProjectAction, linkCommitAction, unlinkCommitAction
- number field on cards, unique per project
- backfilled existing cards in created order
- both create paths (owner action, client API) assign on creation
- seed script is idempotent across re-runs