Examine source code of Tune Finder

{
  "manifest_version": 3,
  "name": "Find a Tune By Lyrics - Song Finder",
  "short_name": "Tune Finder",
  "version": "1.0.0",
  "description": "Instantly find song by lyrics and get lyrics translations with our smart tune finder tool.",
  "author": "FindTuneByLyrics.Com",
  "action": {
    "default_title": "Find a Tune By Lyrics - Song Finder",
    "default_popup": "popup.html"
  },
  "icons": {
    "16": "icon-16.png",
    "48": "icon-48.png",
    "128": "icon-128.png"
  },
  "omnibox": {
    "keyword": "lyrics"
  },
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "findtunebylyrics@gmail.com",
      "strict_min_version": "140.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  },
  "homepage_url": "https://findtunebylyrics.com"
}