te title
                const titleEl = element.querySelector('.perf-item-title');
                const expectedTitle = `Item ${newItem.id}`;
                if (titleEl && titleEl.textContent !== expectedTitle) {
                    titleEl.textContent = expectedTitle;
                }
                
                // Update meta info
                const metaEl = element.querySelector('.perf-item-meta');
                const expectedMeta = `Value: ${newItem.value} | Updated: ${newItem.lastUpdate}`