update examples

app.py

@@ -166,7 +166,9 @@ prompt_files = {
     "Which quality component has the icon of a pen in it?": "website_design_guide.jpeg",
     "Which gift idea needs a printer?": "poster.png",
     "患者さんは何でお金を払いますか。": "medical_bill_2.jpg",
-    "เบอร์โทรร้านอะไรคะ": "receipt.png"
+    "เบอร์โทรร้านอะไรคะ": "receipt.png",
+    "exam.png": "第2题是啥？",
+    "book.png": "For Rage, who is the author listed as? ",
 }