added login, first preparation for menu

frontend/src/utils/menuLoader.js

@@ -0,0 +1,19 @@
+import axios from 'axios';
+import store from '../store'; 
+
+const loadMenu = async () => {
+    try {
+        console.log(store.getters.user);
+        const userId = store.getters.user ? store.getters.user.id : null;
+        if (!userId) {
+            throw new Error('User ID not found');
+        }
+        const response = await axios.get('/api/navigation/' + userId);
+        return response.data;
+    } catch (err) {
+        console.error(err); 
+        return [];
+    }
+};
+
+export default loadMenu;