refactor: Stats gov, change the img href from relative href to absolute href for better rss reading experiences. (#10875)

* add new statsgov

* Fix radar.js

* 1. Fix the missing optional chaining operator in reg matching 2. add the missing timezone change

* remove the dup $ in item

* optimize url

* stats.gov.cn refactored

* Modify doc

* more flexible pathname parsing

* Fix radar data

* change image src to absolute src

* more accurate comment.

lib/v2/gov/stats/utils.js

@@ -33,6 +33,15 @@ const parseXilan = async (item, ctx) =>
         const title = $('.xilan_titf').text();
         item.author = title.match(/来源：(.*)发布时间/)?.[1].trim() ?? '国家统计局';
         item.pubDate = timezone(parseDate(title.match(/发布时间：(.*)/)?.[1].trim() ?? item.pubDate), +8);
+
+        // Change the img src from relative to absolute for a better compatibility
+        $('.xilan_con')
+            .find('img')
+            .each((_, el) => {
+                $(el).attr('src', new URL($(el).attr('src'), item.link).href);
+                // oldsrc is causing freshrss imageproxy not to work correctly
+                $(el).removeAttr('oldsrc').removeAttr('alt');
+            });
         item.description = $('.xilan_con').html();
 
         const attachmentTitle = $('.wenzhang_tit').filter(function () {