优化结构

docs/PAYMENT.md

@@ -391,8 +391,10 @@ Chinaums、SFT、Supper Pay、微信小游戏和抖音小游戏没有在代码
 
 ## HTTP 接口
 
-- `GET /payment/configs`
-- `POST /payment/config`
+- `GET /integration/configs/payment`
+- `GET /integration/configs/payment/:provider`
+- `PUT /integration/configs/payment/:provider`
+- `DELETE /integration/configs/payment/:provider`
 - `POST /payment/order`
 - `POST /payment/create`
 - `POST /payment/query`