feat(phase-28): add scoring system, operational metrics and executive dashboard (T-224 to T-226)

frontend/src/App.tsx

@@ -3,6 +3,7 @@ import LoginPage from "./pages/LoginPage";
 import DashboardPage from "./pages/DashboardPage";
 import TechniquesPage from "./pages/TechniquesPage";
 import MatrixPage from "./pages/MatrixPage";
+import ExecutiveDashboardPage from "./pages/ExecutiveDashboardPage";
 import TechniqueDetailPage from "./pages/TechniqueDetailPage";
 import TestsPage from "./pages/TestsPage";
 import TestCreatePage from "./pages/TestCreatePage";
@@ -37,6 +38,14 @@ export default function App() {
         <Route path="/dashboard" element={<DashboardPage />} />
         <Route path="/techniques" element={<TechniquesPage />} />
         <Route path="/matrix" element={<MatrixPage />} />
+        <Route
+          path="/executive-dashboard"
+          element={
+            <ProtectedRoute roles={["admin", "red_lead", "blue_lead"]}>
+              <ExecutiveDashboardPage />
+            </ProtectedRoute>
+          }
+        />
         <Route path="/techniques/:mitreId" element={<TechniqueDetailPage />} />
         <Route path="/tests" element={<TestsPage />} />
         <Route path="/tests/new" element={<TestCreatePage />} />