Examine source code of Spelling Bee Help

{
  "manifest_version": 2,
  "name": "Spelling Bee Help",
  "version": "1.3",
  "description": "Shows help for the words you're missing in today's spelling bee.",
  "icons": {
    "32": "img/bee-help-32.png",
    "48": "img/bee-help-48.png",
    "96": "img/bee-help-96.png",
    "128": "img/bee-help-128.png"
  },
  "content_scripts": [
    {
      "matches": [
        "https://www.nytimes.com/puzzles/spelling-bee"
      ],
      "js": [
        "SpellingBeeHelp.js"
      ]
    }
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "{87e85028-5f1b-4b29-9896-74e566c87372}"
    }
  }
}