Examine source code of tapmytab

{
  "manifest_version": 3,
  "name": "tapmytab",
  "version": "1.8.16",
  "action": {
    "default_popup": "pages/popup.html",
    "default_icon": {
      "16": "favicon-16x16.png",
      "32": "favicon-32x32.png",
      "192": "android-chrome-192x192.png"
    }
  },
  "icons": {
    "16": "favicon-16x16.png",
    "32": "favicon-32x32.png",
    "128": "android-chrome-128x128.png",
    "192": "android-chrome-192x192.png",
    "512": "android-chrome-512x512.png"
  },
  "permissions": [
    "storage",
    "unlimitedStorage"
  ],
  "chrome_url_overrides": {
    "newtab": "index.html"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "tapmytab@krehwell.com",
      "strict_min_version": "109.0"
    }
  }
}