GET http://localhost:5158/wukonggw/api/mokuai/72change/策论文-政论文/政论文-策论文（全文）/
For JSON format, add the query parameter: ?format=json
GET http://localhost:{{port}}/folder/mokuai/72change/策论文-政论文/政论文-策论文（全文）/
Always returns JSON with directory structure and navigation links