[split-required] Split website + studio-v2 monoliths (Phase 3 continued)

Website (14 monoliths split):
- compliance/page.tsx (1,519 → 9), docs/audit (1,262 → 20)
- quality (1,231 → 16), alerts (1,203 → 10), docs (1,202 → 11)
- i18n.ts (1,173 → 8 language files)
- unity-bridge (1,094 → 12), backlog (1,087 → 6)
- training (1,066 → 8), rag (1,063 → 8)
- Deleted index_original.ts (4,899 LOC dead backup)

Studio-v2 (5 monoliths split):
- meet/page.tsx (1,481 → 9), messages (1,166 → 9)
- AlertsB2BContext.tsx (1,165 → 5 modules)
- alerts-b2b/page.tsx (1,019 → 6), korrektur/archiv (1,001 → 6)

All existing imports preserved. Zero new TypeScript errors.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

website/app/admin/docs/audit/_components/AuditTitleBlock.tsx

@@ -0,0 +1,19 @@
+/**
+ * Document title block with version, date, classification, and review date.
+ */
+
+export function AuditTitleBlock() {
+  return (
+    <div className="mb-8 pb-6 border-b-2 border-slate-200">
+      <h1 className="text-3xl font-bold text-slate-900 mb-4">
+        DSGVO-Audit-Dokumentation: OCR-Labeling-System für Handschrifterkennung
+      </h1>
+      <div className="grid grid-cols-2 gap-4 text-sm">
+        <div><span className="font-semibold">Dokumentversion:</span> 1.0.0</div>
+        <div><span className="font-semibold">Datum:</span> 21. Januar 2026</div>
+        <div><span className="font-semibold">Klassifizierung:</span> Vertraulich - Nur für internen Gebrauch und Auditoren</div>
+        <div><span className="font-semibold">Nächste Überprüfung:</span> 21. Januar 2027</div>
+      </div>
+    </div>
+  )
+}