Update app.py

app.py

@@ -63,11 +63,8 @@ def navigate(screenshot, task: str, platform: str, history):
             f"## User Instruction\n{task}"
         )
     current = {"role":"user","content":[{"type":"text","text":prompt_header},{"type": "image_url", "image_url":screenshot}]}
-    if len(history)==0:
-        messages.append(current)
-    else:
-        current = {"role":"user","content":[{"type":"text","text":task},{"type": "image_url", "image_url":screenshot}]}
-        messages.append(current)
+
+    messages.append(current)
     
 
     # ─────────────────────────── model forward ─────────────────────────────
@@ -78,7 +75,7 @@ def navigate(screenshot, task: str, platform: str, history):
         if message['role'] == 'user' and isinstance(message.get('content'), list):
             for item in message['content']:
                 if item.get('type') == 'image_url' and isinstance(item.get('image_url'), str):
-                    item['image_url'] = images[0]
+                    item['image_url'] = images[i]
                     i+=1
 
     text = processor.apply_chat_template(