fix: 修正 cyzone 返回link 为空 (#14224)

* fix(egsea): pubDate Invalid Date

the https://rsshub.app/egsea/flash response error pubDate

 <pubDate>Invalid Date</pubDate>

* refactor: migrate to v2

* Refactor link generation in util.js

---------

lib/v2/cyzone/util.js

@@ -100,7 +100,8 @@ const processItems = async (apiUrl, limit, tryGet, ...searchParams) => {
                 });
 
                 item.title = data.title;
-                item.link = /^\/\//.test(data.link_url) ? `https:${data.link_url}` : data.link_url;
+                // api 返回的 link_url 数据可能是空, 所有最好自己通过 id 拼接 url
+                item.link = `${rootUrl}/article/${item.guid}.html`;
                 item.description = content.html();
                 item.author = data.author_name ?? data.author;
                 item.category = [...new Set(categories)].filter((c) => c);