Examine source code of webcontrol

{
  "name": "aweb",
  "description": "webcontrol features tools to handle page content like extraction of images, download for offline, etc. The purpose is to facilitate control over web page content. Click on the add-on icon for its action.",
  "version": "7.0",
  "permissions": [
    "<all_urls>",
    "tabs",
    "webRequest"
  ],
  "background": {
    "scripts": [
      "background.js?0"
    ]
  },
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "js": [
        "jquery-3.4.1.min.js",
        "content.js?0"
      ]
    }
  ],
  "web_accessible_resources": [
    "gpl-1.0.txt?0",
    "popup.html?0",
    "page_image.html?0",
    "page_text.html?0",
    "page_visittally.html?0",
    "page_viewsource.html?0"
  ],
  "browser_action": {
    "default_icon": "default-64.png",
    "default_title": "Aweb"
  },
  "incognito": "spanning",
  "options_ui": {
    "page": "./options.html?0"
  },
  "manifest_version": 2
}