fix: add missing link (#1586)

lib/routes/aisixiang/utils.js

@@ -14,8 +14,8 @@ const ProcessFeed = async (link) => {
     });
 
     const description = JSON.parse(iconv.decode(response.data, 'gbk')).content;
-
-    response = await axios.get(`http://www.aisixiang.com${link}`, {
+    link = `http://www.aisixiang.com${link}`;
+    response = await axios.get(link, {
         responseType: 'arraybuffer',
     });
 
@@ -38,6 +38,7 @@ const ProcessFeed = async (link) => {
         author: title.split('/')[0] || '',
         description,
         pubDate,
+        link,
     };
 };