Examine source code of Pixiv Search

{
  "manifest_version": 2,
  "homepage_url": "https://github.com/stanley2058/pixiv-search",
  "name": "__MSG_appName__",
  "description": "__MSG_appDesc__",
  "default_locale": "zh_TW",
  "version": "1.4.1",
  "browser_action": {
    "default_icon": "icon.png",
    "default_popup": "popup.html"
  },
  "background": {
    "scripts": [
      "background.js"
    ],
    "persistent": false
  },
  "permissions": [
    "activeTab",
    "contextMenus"
  ],
  "icons": {
    "16": "icon16.png",
    "48": "icon48.png",
    "128": "icon.png"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{1fb87eba-ad54-4c0c-bbf3-1e45a20f331d}"
    }
  }
}