Fix jwt-token

server/middleware/auth.js

@@ -71,9 +71,9 @@ async function authenticateToken(req, res, next) {
     next();
   } catch (error) {
     console.error('Token verification error:', error);
-    return res.status(403).json({
+    return res.status(401).json({
       success: false,
-      message: 'Invalid or expired token'
+      message: 'Invalid token'
     });
   }
 }