fix: 修正微信公众号路由（传送门来源以及CareerEngine来源）中的图片链接 (#4590)

lib/routes/tencent/wechat/csm.js

@@ -30,7 +30,12 @@ module.exports = async (ctx) => {
 
                 article('#js_content img').each((index, elem) => {
                     const $elem = article(elem);
-                    $elem.attr('referrerpolicy', 'no-referrer');
+
+                    const imgSrc = $elem.attr('data-original');
+                    if (imgSrc) {
+                        const realSrc = imgSrc.replace(/^https:\/\/img.chuansongme.com\//, 'https://mmbiz.qpic.cn/');
+                        $elem.attr('src', realSrc);
+                    }
                 });
 
                 const single = {