refactor(admin): split compliance-hub, obligations, document-generator pages

Each page.tsx was >1000 LOC; extract components to _components/ and hooks
to _hooks/ so page files stay under 500 LOC (164 / 255 / 243 respectively).
Zero behavior changes — logic relocated verbatim.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

admin-compliance/app/sdk/obligations/_components/ObligationDetail.tsx

@@ -83,6 +83,19 @@ export default function ObligationDetail({ obligation, onClose, onStatusChange,
             </div>
           )}
 
+          {obligation.linked_vendor_ids && obligation.linked_vendor_ids.length > 0 && (
+            <div>
+              <span className="text-gray-500">Verknuepfte Auftragsverarbeiter</span>
+              <div className="flex flex-wrap gap-1 mt-1">
+                {obligation.linked_vendor_ids.map(id => (
+                  <a key={id} href="/sdk/vendor-compliance" className="px-2 py-0.5 text-xs bg-indigo-50 text-indigo-700 rounded hover:bg-indigo-100 transition-colors">
+                    {id}
+                  </a>
+                ))}
+              </div>
+            </div>
+          )}
+
           {obligation.notes && (
             <div>
               <span className="text-gray-500">Notizen</span>