fix: invalid date for chinafile (#6117)

lib/routes/chinafile/index.js

@@ -1,6 +1,7 @@
 const Parser = require('rss-parser');
 const cheerio = require('cheerio');
 const got = require('@/utils/got');
+const dayjs = require('dayjs');
 
 module.exports = async (ctx) => {
     const category = ctx.params.category || 'all';
@@ -40,14 +41,16 @@ module.exports = async (ctx) => {
 
                     url = $('link[rel="canonical"]').attr('href');
 
+                    const pubDate = dayjs(`${item.pubDate.replace(' - ', ' ').replace('am', ' am').replace('pm', ' pm')}`).toISOString();
+
                     return {
                         title: item.title,
                         id: item.guid,
-                        pubDate: item.pubDate,
+                        pubDate,
                         updated: updatedAt,
                         author: item.creator,
                         link: url,
-                        summary: summary,
+                        summary,
                         description: content.html(),
                         category: categories,
                         icon: 'https://www.chinafile.com/sites/default/files/chinafile_favicon.png',