Add super admin user management

backend/routes/authRoutes.js

@@ -3,16 +3,21 @@ const { login } = require('../auth');
 
 const router = express.Router();
 
-router.post('/login', (req, res) => {
+router.post('/login', async (req, res, next) => {
     const { email, password } = req.body;
-    const token = login(email, password);
 
-    if (!token) {
-        res.status(401).json({ error: 'Invalid credentials' });
-        return;
+    try {
+        const authResult = await login(email, password);
+
+        if (!authResult) {
+            res.status(401).json({ error: 'Invalid credentials' });
+            return;
+        }
+
+        res.json(authResult);
+    } catch (error) {
+        next(error);
     }
-
-    res.json({ token });
 });
 
 module.exports = router;