Examine source code of DOM Scraper Pro

{
  "manifest_version": 3,
  "name": "DOM Scraper Pro - No Backend Scraper",
  "version": "1.0.1",
  "description": "Scrape DOM data, tables, links, images, or custom elements directly in Firefox. Instant preview & export to CSV or JSON without any server backend.",
  "author": "Antigravity",
  "browser_specific_settings": {
    "gecko": {
      "id": "dom-scraper-pro@abdulbasit.com",
      "strict_min_version": "142.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  },
  "icons": {
    "64": "icons/icon-64.png",
    "128": "icons/icon-128.png"
  },
  "permissions": [
    "activeTab",
    "scripting",
    "storage",
    "downloads"
  ],
  "host_permissions": [
    "<all_urls>"
  ],
  "action": {
    "default_popup": "popup/popup.html",
    "default_icon": "icons/icon-64.png",
    "default_title": "DOM Scraper Pro"
  },
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "js": [
        "content.js"
      ],
      "run_at": "document_idle"
    }
  ]
}