✨ env：后端的请求地址，调整到 env 里

sheep/api/pay/order.js

@@ -4,7 +4,7 @@ const PayOrderApi = {
   // 获得支付订单
   getOrder: (id) => {
     return request({
-      url: '/app-api/pay/order/get',
+      url: '/pay/order/get',
       method: 'GET',
       params: { id }
     });
@@ -12,7 +12,7 @@ const PayOrderApi = {
   // 提交支付订单
   submitOrder: (data) => {
     return request({
-      url: '/app-api/pay/order/submit',
+      url: '/pay/order/submit',
       method: 'POST',
       data
     });