Examine source code of Stop Infinite Scroll

{
  "manifest_version": 2,
  "name": "Stop Infinite Scroll",
  "version": "1.0",
  "description": "Blocks infinite scroll on Facebook, TikTok Web, and Pinterest to save time.",
  "content_scripts": [
    {
      "matches": [
        "*://*.facebook.com/*",
        "*://*.tiktok.com/*",
        "*://*.pinterest.com/*"
      ],
      "js": [
        "stop_scroll.js"
      ],
      "run_at": "document_idle"
    }
  ],
  "permissions": [
    "activeTab"
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "{62a7c4c5-ce7f-440e-8e61-fa147535f189}"
    }
  }
}