message: Add Enhanced 404 Pages
diff: [
  + {
  + "dateClose": "2020-05-13",
  + "dateOpen": "2008-08-19",
  + "description": "Enhanced 404 Pages was a JavaScript library that added suggested URLs and a search box to a website's 404 Not Found page.",
  + "link": "https://webmasters.googleblog.com/2008/08/make-your-404-pages-more-useful.html",
  + "name": "Enhanced 404 Pages",
  + "type": "service"
  + },
  {
  "dateClose": "2020-06-30",
  "dateOpen": "2020-02-01",
  