Examine source code of NYT Games Helper

{
  "manifest_version": 2,
  "name": "NYT Games Helper",
  "version": "1.3",
  "description": "Adds hints and free guesses for Connections.",
  "content_scripts": [
    {
      "matches": [
        "https://www.nytimes.com/games/connections*"
      ],
      "js": [
        "connections.js"
      ]
    }
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "{4879d055-5dc4-4b2e-98ff-28140dd5b64e}"
    }
  }
}