fix: 修复问题

router/user.router.js

@@ -58,7 +58,7 @@ router.post('/wechat', async (ctx) => {
     return;
   }
   const response = await request.get(
-    `https://api.weixin.qq.com/sns/oauth2/access_token?appid=${config.WECHAT_APP_ID}&secret=${WECHAT_APP_SECRET}&code=${code}&grant_type=authorization_code`,
+    `https://api.weixin.qq.com/sns/oauth2/access_token?appid=${config.WECHAT_APP_ID}&secret=${config.WECHAT_APP_SECRET}&code=${code}&grant_type=authorization_code`,
     {},
   );
   const { access_token, openid, unionid, errcode } = JSON.parse(response.data);