Update templates/index.html

templates/index.html

@@ -216,10 +216,12 @@
                 userId = 'user_' + Math.random().toString(36).substr(2, 9);
                 localStorage.setItem('user_id', userId);
             }
+            // Set the user_id as a cookie so the backend can access it
+            document.cookie = `user_id=${userId}; path=/; max-age=${60 * 60 * 24 * 365}`; // Expires in 1 year
             return userId;
         }
 
-        const currentUserId = getUserId(); 
+        const currentUserId = getUserId(); // Call getUserId immediately to ensure cookie is set
 
         document.getElementById('prefs-form').addEventListener('submit', async (e) => {
             e.preventDefault();