Update app.js

app.js

@@ -475,7 +475,7 @@ app.get('/chalkist', async (req, res) => {
     await page.fill(codeSelector, code);
 
     // Tunggu elemen muncul untuk screenshot
-    const screenshotSelector = '.grid.origin-[center_left].content-center.items-start.justify-items-center';
+    const screenshotSelector = 'div[data-editor-frame]';
     await page.waitForSelector(screenshotSelector);
 
     // Ambil screenshot elemen