feat(content): add catalogue review metadata

Add reversible review states, audit history, and super-admin controls for catalogue entities without changing current client visibility.

Stage 30 high-risk production packs for archival review, cap generated content at non-explicit language, and preserve a checksummed pre-change production catalogue snapshot.

apps/admin/src/lib/contentReviewStatus.ts

@@ -0,0 +1,7 @@
+import type { ContentReviewStatus } from '@sauci/shared';
+
+export const CONTENT_STATUS_LABELS: Record<ContentReviewStatus, string> = {
+    unreviewed: 'Needs review',
+    allowed: 'Allowed',
+    archived: 'Archived',
+};