* post.updated = execution time of 'hexo generate' * use moment.format() instead of Date.toISOString() to avoid timezone conversion - Use '[T00:00:00.000Z]' to ignore time, instead of '[T]HH:mm:ss.sss[Z]' - https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Date/toISOString
https://github.com/hexojs/hexo-generator-sitemap