Examine source code of Crypto Price Alert

{
  "manifest_version": 2,
  "name": "Crypto Price Alert",
  "version": "1.3",
  "description": "Get real-time alerts when your favorite cryptocurrency hits your target price.",
  "permissions": [
    "storage",
    "notifications"
  ],
  "host_permissions": [
    "https://api.coingecko.com/"
  ],
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "action": {
    "default_popup": "popup.html",
    "default_icon": "icons/logo_64.png"
  },
  "icons": {
    "32": "icons/logo_32.png",
    "64": "icons/logo_64.png",
    "128": "icons/logo_128.png"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{9e107423-19fb-4240-ab7e-64690ad507a9}"
    }
  }
}