Examine source code of FeitaAsst

{
  "manifest_version": 2,
  "name": "__MSG_extName__",
  "version": "1.0.4",
  "background": {
    "page": "background.html"
  },
  "browser_action": {
    "default_icon": "img/icon.png",
    "default_title": "浏览器插件 - FeitaAsst助手",
    "default_popup": "popup.html"
  },
  "permissions": [
    "storage",
    "contextMenus",
    "tabs",
    "alarms"
  ],
  "icons": {
    "16": "img/icon.png",
    "48": "img/icon.png",
    "128": "img/icon.png"
  },
  "homepage_url": "https://FeitaAsst.knownseclab.com",
  "description": "__MSG_extDesc__",
  "default_locale": "en",
  "browser_specific_settings": {
    "gecko": {
      "id": "{8d67e699-33a7-49c0-a759-c80ed9a8fedb}"
    }
  }
}