Examine source code of Voxity WebExtension

{
  "manifest_version": 2,
  "name": "Voxity WebExtension",
  "version": "1.0.2resigned1",
  "homepage_url": "https://www.voxity.fr",
  "description": "__MSG_extensionDescription__",
  "icons": {
    "32": "resources/voxity-icon.svg",
    "48": "resources/voxity-icon.svg",
    "128": "resources/voxity-icon.svg"
  },
  "permissions": [
    "cookies",
    "contextMenus",
    "notifications",
    "storage",
    "webRequest",
    "https://api.voxity.fr/*"
  ],
  "options_ui": {
    "page": "resources/options.html",
    "browser_style": true
  },
  "web_accessible_resources": [
    "resources/landing.html"
  ],
  "background": {
    "scripts": [
      "js/voxity-api.js",
      "js/background.js"
    ]
  },
  "default_locale": "en",
  "browser_specific_settings": {
    "gecko": {
      "id": "{932582fd-ec9b-4267-9e72-616decf55551}"
    }
  }
}