fix: view_media_artifact error (#260)

change path and load the artifacts to local

vision_agent/agent/vision_agent.py

@@ -383,7 +383,7 @@ def chat_with_code(
  obs_chat_elt: Message = {"role": "observation", "content": obs}
  if media_obs and result.success:
  obs_chat_elt["media"] = [
- Path(code_interpreter.remote_path) / media_ob
+ Path(self.local_artifacts_path).parent / media_ob
  for media_ob in media_obs
  ]
 
@@ -407,6 +407,8 @@ def chat_with_code(
  code_interpreter.download_file(
  str(remote_artifacts_path.name), str(self.local_artifacts_path)
  )
+ artifacts.load(self.local_artifacts_path)
+ artifacts.save()
  return orig_chat, artifacts
 
  def streaming_message(self, message: Dict[str, Any]) -> None: