Examine source code of Search on X(Twitter)

{
  "manifest_version": 3,
  "name": "Search on x(Twitter)",
  "description": "Selected text Search on x(Twitter)",
  "version": "1.1",
  "author": "Semih Çelikol",
  "homepage_url": "https://semihcelikol.com",
  "developer": {
    "name": "Semih Çelikol",
    "url": "https://semihcelikol.com/"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{71269f46-09ce-4c6a-bdcc-9aee9938c0de}"
    }
  },
  "icons": {
    "48": "icons/48.png",
    "64": "icons/64.png",
    "96": "icons/96.png",
    "128": "icons/128.png"
  },
  "permissions": [
    "contextMenus"
  ],
  "background": {
    "scripts": [
      "background.js"
    ]
  }
}