Examine source code of Facebook Sponsor Blocker

{
  "author": "Riad Azzoun",
  "manifest_version": 2,
  "name": "Facebook Sponsor Blocker",
  "version": "9.0.3",
  "description": "A extension to remove facebook sponsored posts.",
  "icons": {
    "32": "icons/fb-ads-32.png",
    "64": "icons/fb-ads-64.png",
    "128": "icons/fb-ads-128.png"
  },
  "content_scripts": [
    {
      "js": [
        "content_scripts/constants.js",
        "content_scripts/helpers.js",
        "content_scripts/sponsored-posts.js",
        "content_scripts/suggested-posts.js",
        "content_scripts/suggested-reels.js",
        "content_scripts/suggested-groups.js",
        "content_scripts/main.js"
      ],
      "matches": [
        "*://*.facebook.com/*"
      ],
      "run_at": "document_start"
    }
  ],
  "background": {
    "scripts": [
      "background/index.js"
    ]
  },
  "browser_action": {
    "default_icon": {
      "32": "icons/fb-ads-32.png",
      "64": "icons/fb-ads-64.png"
    },
    "default_title": "Facebook Sponsor Blocker",
    "default_popup": "popup/index.html"
  },
  "permissions": [
    "activeTab",
    "tabs",
    "storage"
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "{c80550f3-d81d-4b3a-95c5-1d925c27883a}"
    }
  }
}