docs(community): add a community guide by FoskyM: wordpress-to-mix-space (#85)

Author: FoskyM

pages/docs/community.mdx

@@ -59,4 +59,12 @@ import { Cards, Card } from 'nextra/components'
   target="_blank"
 />
 
+<Card
+  arrow
+  title="从 WordPress 迁移数据到 Mix Space"
+  href="https://blog.fosky.top/2024/10/09/wordpress-to-mix-space.html"
+  icon={<UilFileAlt />}
+  target="_blank"
+/>
+
 </Cards>