feat: expose user-readable expense types

docs/deployment.md

@@ -24,6 +24,8 @@ https://approval.justconn.top/oauth/dingtalk/callback
 - `xft-member/openapi/xft-member/member/get/by-id`（查询企业成员详情，用于由当前登录身份安全取得本人花名册员工号）；
 - `itrip-gateway/v1/form/query-event-list`；
 - `itrip-gateway/v1/form/customFields/eventSeqId/{eventSeqId}`；
+- `itrip-gateway/v1/dataSource/findMultilevelSourcePage`（查询企业费用类型数据源）；
+- `itrip-gateway/v1/dataSource/getMultiLevelDetail/{sourceSeqId}`（读取费用类型名称与正式提交编码）；
 - `itrip-gateway/v1/approve/recall`（单据撤回）；
 - `itrip-gateway/v1/bills/apply/travel/create`；
 - `itrip-gateway/v1/bills/apply/expense/create`；