Examine source code of Quick Copy Pro

{
  "name": "Quick Copy Pro",
  "description": "Copy and transform various page elements with ease.",
  "version": "1.1",
  "manifest_version": 2,
  "permissions": [
    "activeTab",
    "storage",
    "clipboardWrite",
    "<all_urls>"
  ],
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "js": [
        "js/content.js"
      ]
    }
  ],
  "options_ui": {
    "page": "options/options.html",
    "open_in_tab": true
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "quick-copy-pro@rk.com"
    }
  },
  "browser_action": {
    "browser_style": true,
    "default_title": "Copy Macros",
    "default_popup": "popup/popup.html",
    "default_icon": {
      "24": "images/icon-5-24.png",
      "48": "images/icon-5-48.png",
      "96": "images/icon-5-96.png"
    }
  },
  "icons": {
    "24": "images/icon-5-24.png",
    "48": "images/icon-5-48.png",
    "96": "images/icon-5-96.png"
  }
}