message: feat(graveyard): add Playground AR
diff: "link": "https://en.wikipedia.org/wiki/Google_Sites",
  "description": "Google Sites (Classic) allowed users to build and edit websites and wiki portals for private and public use.",
  "type": "service"
  + },
  + {
  + "name": "Playground AR",
  + "dateOpen": "2017-12-11",
  + "dateClose": "2020-08-20",
  + "link": "https://www.xda-developers.com/google-no-longer-offer-playground-ar-stickers-future-pixel-phones-starting-pixel-4a/",
  + "description": "Playground AR (aka AR Stickers) allowed users to place virtual characters and objects in augmented reality via the Camera App on Pixel phones.",
  + "type": "app"
  }
  ]
  