Examine source code of GitHub Navigator

{
  "manifest_version": 2,
  "name": "GitHub Navigator",
  "description": "Quick access to your GitHub organizations and repositories. Built for Zen Browser.",
  "version": "1.4.0",
  "icons": {
    "48": "icon.svg",
    "96": "icon.svg"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "github-navigator@sarcasticbird.com",
      "strict_min_version": "79.0",
      "data_collection_permissions": {
        "required": [
          "authenticationInfo"
        ]
      }
    }
  },
  "browser_action": {
    "default_icon": "icon.svg",
    "default_popup": "popup.html",
    "default_title": "GitHub Navigator"
  },
  "options_ui": {
    "page": "options.html",
    "open_in_tab": false
  },
  "background": {
    "scripts": [
      "background.js"
    ],
    "persistent": false
  },
  "permissions": [
    "storage",
    "tabs",
    "alarms",
    "https://api.github.com/*"
  ]
}