Function handle_successful_response 

pub async fn handle_successful_response<T>(
    success_body: &BatchSuccessResponseBody,
    workspace: &dyn BatchWorkspaceInterface,
    expected_content_type: &ExpectedContentType,
) -> Result<(), BatchSuccessResponseHandlingError>
where
    T: 'static + Send + Sync + Named + DeserializeOwned + GetTargetPathForAIExpansion,