Examine source code of BSmeter - Video Credibility Analyzer

{
  "manifest_version": 3,
  "name": "BSmeter - Video Credibility Analyzer",
  "version": "1.0.120",
  "description": "Analyze the credibility of YouTube, TikTok, and Instagram videos with AI-powered fact-checking from bsmeter.ai",
  "permissions": [
    "activeTab",
    "tabs",
    "storage",
    "alarms"
  ],
  "host_permissions": [
    "https://bsmeter.ai/*"
  ],
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "action": {
    "default_popup": "popup.html",
    "default_icon": {
      "16": "icons/icon16.png",
      "48": "icons/icon48.png",
      "128": "icons/icon128.png"
    }
  },
  "content_scripts": [
    {
      "matches": [
        "https://www.youtube.com/*",
        "https://youtube.com/*",
        "https://www.tiktok.com/*",
        "https://tiktok.com/*",
        "https://www.instagram.com/*",
        "https://instagram.com/*"
      ],
      "js": [
        "content.js"
      ],
      "css": [],
      "run_at": "document_idle"
    }
  ],
  "icons": {
    "16": "icons/icon16.png",
    "48": "icons/icon48.png",
    "128": "icons/icon128.png"
  },
  "web_accessible_resources": [
    {
      "resources": [
        "audio-poller.js"
      ],
      "matches": [
        "https://www.youtube.com/*",
        "https://youtube.com/*"
      ]
    }
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "bsmeter@bsmeter.ai",
      "strict_min_version": "121.0",
      "data_collection_permissions": {
        "required": [
          "websiteContent",
          "authenticationInfo",
          "personallyIdentifyingInfo"
        ]
      }
    }
  }
}