Examine source code of HTML Tags Detector

{
  "description": "Detect a web page elements by clicking the element name in sidebar",
  "manifest_version": 2,
  "name": "HTML Element Detector",
  "version": "2.0",
  "icons": {
    "48": "icons/logo.png"
  },
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "css": [
        "asset/jqueryui/jquery-ui.min.css",
        "content.css"
      ],
      "js": [
        "asset/jquery.js",
        "asset/jqueryui/jquery-ui.min.js",
        "content.js"
      ]
    }
  ],
  "sidebar_action": {
    "default_title": "Element Detector",
    "default_panel": "sidebar/default_panel.html",
    "default_icon": "icons/logo.png"
  },
  "permissions": [
    "activeTab",
    "tabs",
    "storage"
  ]
}