Examine source code of De-Grokify

{
  "manifest_version": 2,
  "name": "De-Grokify",
  "version": "1.0",
  "description": "Removes the Grok button alongside useless stuff from the sidebars.",
  "icons": {
    "48": "icons/twitter.png"
  },
  "content_scripts": [
    {
      "matches": [
        "*://*.x.com/*"
      ],
      "js": [
        "de-grok.js"
      ]
    }
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "{46ab6d38-dacc-4f53-b9d3-854c2389a8a1}"
    }
  }
}