How to use openclaw to search sharing sites

1. get sharing sites csv file from https://data.dmc.nycu.edu.tw/dataset/e2db8bb5-0802-4625-bb72-f839bbd9e28e/resource/801290e9-2edd-4f80-a7ac-2d6496c26309/download/sharingsites.csv
2. use ckan api to search each site