统一91卡券环境变量命名

docs/91卡券/6.开发设计.md

@@ -100,13 +100,13 @@ platforms: {
 
 建议环境变量：
 
-- `NINETYONE_USER_ID`
-- `NINETYONE_SECRET`
-- `NINETYONE_VERSION`
-- `NINETYONE_SHOP_ID`
-- `NINETYONE_SHOP_NAME`
-- `NINETYONE_TIMESTAMP_TOLERANCE_SECONDS`
-- `NINETYONE_CARDS_ENCODING`
+- `KAQUAN91_USER_ID`
+- `KAQUAN91_SECRET`
+- `KAQUAN91_VERSION`
+- `KAQUAN91_SHOP_ID`
+- `KAQUAN91_SHOP_NAME`
+- `KAQUAN91_TIMESTAMP_TOLERANCE_SECONDS`
+- `KAQUAN91_CARDS_ENCODING`
 
 ## 6. 签名设计