Examine source code of Fake Data VN

{
  "manifest_version" : 3 ,
  "name" : "Fake Data VN",
  "version" : "1.0.0",
  "description" : "Generate fake Vietnamese names, phones, addresses and emails for testing. Offline, no data collected.",
  "author": "hieunga",
  "icons" : {
    "48" : "icons/icon-48.png",
    "96" : "icons/icon-96.png"
  },
  "action" : {
    "default_icon" : "icons/icon-48.png",
    "default_title" : "Fake Data VN",
    "default_popup" : "popup/popup.html"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "fake-data-vn@hieunga",
      "strict_min_version": "58.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  }
}