Examine source code of Brandfetch Life

{
  "manifest_version": 2,
  "name": "Brandfetch",
  "short_name": "Brandfetch",
  "author": "Brandfetch",
  "version": "4.1.4",
  "description": "Brandfetch gives you instant access to millions of logos, colors, fonts and more. ⚡",
  "homepage_url": "https://brandfetch.com/plugins/google-chrome",
  "icons": {
    "16": "./icons/icon_16.png",
    "32": "./icons/icon_32.png",
    "48": "./icons/icon_48.png",
    "128": "./icons/icon_128.png"
  },
  "permissions": [
    "clipboardWrite",
    "downloads",
    "tabs",
    "storage"
  ],
  "background": {
    "scripts": [
      "./background.js"
    ],
    "persistent": false
  },
  "browser_action": {
    "default_title": "Brandfetch",
    "default_popup": "./index.html",
    "default_icon": {
      "16": "./icons/icon_16.png",
      "32": "./icons/icon_32.png",
      "48": "./icons/icon_48.png",
      "128": "./icons/icon_128.png"
    }
  },
  "web_accessible_resources": [
    "./index.html"
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "{2ba891e7-8d5d-410e-bea5-affc85d90020}"
    }
  }
}