Examine source code of Hide X Like Button

{
  "manifest_version": 3,
  "name": "Hide X Like Button",
  "version": "1.0",
  "description": "Hides Like buttons on X/Twitter.",
  "browser_specific_settings": {
    "gecko": {
      "id": "hide-x-like-button@gmail.com",
      "data_collection_permissions": {
        "required": [
          "none"
        ],
        "optional": []
      }
    }
  },
  "content_scripts": [
    {
      "matches": [
        "https://x.com/*",
        "https://twitter.com/*"
      ],
      "js": [
        "content.js"
      ],
      "run_at": "document_idle"
    }
  ]
}