feat: 添加mock数据，给导航添加选中标识

src/index.js

@@ -11,14 +11,26 @@ import './styles/brainwave-colors.css';
 // Import the main App component
 import App from './App';
 
-// Create root
-const root = ReactDOM.createRoot(document.getElementById('root'));
+// 启动 Mock Service Worker（如果启用）
+async function startApp() {
+    // 只在开发环境启动 MSW
+    if (process.env.NODE_ENV === 'development' && process.env.REACT_APP_ENABLE_MOCK === 'true') {
+        const { startMockServiceWorker } = await import('./mocks/browser');
+        await startMockServiceWorker();
+    }
 
-// Render the app with Router wrapper
-root.render(
-    <React.StrictMode>
-        <Router>
-            <App />
-        </Router>
-    </React.StrictMode>
-);
+    // Create root
+    const root = ReactDOM.createRoot(document.getElementById('root'));
+
+    // Render the app with Router wrapper
+    root.render(
+        <React.StrictMode>
+            <Router>
+                <App />
+            </Router>
+        </React.StrictMode>
+    );
+}
+
+// 启动应用
+startApp();