Examine source code of Universal Crypto Tracker

{
  "manifest_version": 3,
  "name": "Universal Crypto Tracker",
  "version": "1.0",
  "description": "Track live cryptocurrency prices and quickly access popular exchange pairs.",
  "action": {
    "default_popup": "popup.html"
  },
  "permissions": [],
  "host_permissions": [
    "https://api.coingecko.com/*"
  ],
  "icons": {
    "128": "icon128.png"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "universalcryptotracker@addon",
      "strict_min_version": "109.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ],
        "optional": []
      }
    }
  }
}