Update app.py

app.py

@@ -20,6 +20,10 @@ def blackjack_ai(image):
     instruction = "extract json from this image."
     
     messages = [
+        {"role": "system",
+            "content": [
+            {"type":"text", "text": "You are a blackjack player.  Extract the image into json information."} ]
+        },
         {"role": "user", "content": [
             {"type": "image", "image": image},
             {"type": "text", "text": instruction}