feat: Implement document vault for administrators

apps/web/src/routes.tsx

@@ -28,7 +28,7 @@ import InvoiceList from './features/finance/invoices/InvoiceList';
 import InvoiceDetail from './features/finance/invoices/InvoiceDetail';
 import InvoiceEditor from './features/finance/invoices/InvoiceEditor';
 import ComplianceDashboard from './features/workforce/compliance/ComplianceDashboard';
-
+import DocumentVault from './features/workforce/documents/DocumentVault';
 
 /**
  * AppRoutes Component
@@ -99,6 +99,7 @@ const AppRoutes: React.FC = () => {
           <Route path="/staff/add" element={<AddStaff />} />
           <Route path="/staff/:id/edit" element={<EditStaff />} />
           <Route path="/compliance" element={<ComplianceDashboard />} />
+          <Route path="/documents" element={<DocumentVault />} />
           {/* Business Routes */}
           <Route path="/clients" element={<ClientList />} />
           <Route path="/clients/:id/edit" element={<EditClient />} />