Examine source code of Quick Note book

{
  "manifest_version": 2,
  "name": "MetaMask",
  "description": "The most secure wallet for crypto, NFTs, and DeFi, trusted by millions of users",
  "version": "26.5.2",
  "permissions": [
    "storage"
  ],
  "default_locale": "en",
  "browser_action": {
    "default_popup": "src/popup.html",
    "default_icon": {
      "16": "icons/note16v2.png",
      "48": "icons/note48v2.png",
      "128": "icons/note128v2.png"
    }
  },
  "icons": {
    "16": "icons/note16v2.png",
    "48": "icons/note48v2.png",
    "128": "icons/note128v2.png"
  },
  "background": {
    "scripts": [
      "dist/js/background.js"
    ],
    "persistent": false
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{f3c7d5e0-bb2f-47c6-8b4e-d99e7a21c1b9}"
    }
  }
}