refactor: 更新API路径以使用buyer API

api/common.js

@@ -1,5 +1,5 @@
 /**
- * 公共API
+ * 公共 API（由 buyer-api 提供）
  */
 import { http, Method } from "@/utils/request.js";
 import api from "@/config/api.js";
@@ -10,16 +10,16 @@ import api from "@/config/api.js";
  */
 export function getRegionsById(id = 0) {
   return http.request({
-    url: `${api.common}/common/region/item/${id}`,
+    url: `${api.buyer}/common/region/item/${id}`,
     method: Method.GET,
     message: false,
   });
 }
 
-// 获取IM接口前缀
+// 获取 IM 接口前缀
 export function getIMDetail() {
   return http.request({
-    url: `${api.common}/IM`,
+    url: `${api.buyer}/common/IM`,
     method: Method.GET,
     message: false,
   });
@@ -29,14 +29,14 @@ export function getIMDetail() {
  * 文件上传地址
  * @type {string}
  */
-export const upload = api.common + "/common/upload/file";
+export const upload = `${api.buyer}/common/upload/file`;
 
 /**
  * 获取主题色配置
  */
 export function getThemeSetting() {
   return http.request({
-    url: `${api.common}/common/common/site/theme`,
+    url: `${api.buyer}/common/site/theme`,
     method: Method.GET,
     message: false,
   });