Examine source code of Air Traffic

{
  "manifest_version": 2,
  "name": "Air Traffic",
  "version": "1.0.0",
  "description": "Automatic URL routing for Firefox containers. On Zen Browser, pairs with workspaces for auto-switching.",
  "author": "Thiago Avelino <avelinorun@gmail.com>",
  "homepage_url": "https://github.com/avelino/firefox-airtraffic",
  "icons": {
    "48": "icons/icon-48.png",
    "96": "icons/icon-96.png"
  },
  "permissions": [
    "contextualIdentities",
    "cookies",
    "tabs",
    "storage",
    "menus",
    "<all_urls>"
  ],
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "browser_action": {
    "default_icon": {
      "48": "icons/icon-48.png",
      "96": "icons/icon-96.png"
    },
    "default_title": "Air Traffic",
    "default_popup": "popup/popup.html"
  },
  "options_ui": {
    "page": "options/options.html",
    "open_in_tab": true
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "air-traffic@avelino",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  }
}