Update app_dialogue.py

app_dialogue.py

@@ -251,7 +251,8 @@ def format_user_prompt_with_im_history_and_system_conditioning(
                 + [{"type": "text", "text": user_prompt["text"]}],
             }
         )
-        resulting_images.extend([Image.open(path) for path in user_prompt["files"]])
+        
+        resulting_images.extend([load_image_from_url(path) for path in user_prompt["files"]])
 
     return resulting_messages, resulting_images