{"name":"Order Print Center API","version":"1.0.0","protocol":"中吉自动售货机 V2.5","storage":"FreeDB (https://freedb.darren.host)","endpoints":{"POST /api/xg":"中吉协议统一入口","GET /api/slots":"查询所有货道库存","GET /api/slots/:machineID":"查询指定机器库存","GET /api/health":"健康检查"},"funCodes":{"1000":"上传货道信息（保存到 FreeDB）","2000":"取货码/IC卡接口","4000":"轮询接口","5000":"出货结果反馈","5001":"远程上货结果反馈"}}