Examine source code of QuickNotes

{
  "manifest_version": 2,
  "name": "QuickNotes",
  "version": "1.0",
  "description": "Save selected text quickly to a local notebook.",
  "icons": {
    "48": "icons/icon-48.png",
    "128": "icons/icon-128.png"
  },
  "permissions": [
    "contextMenus",
    "storage",
    "activeTab",
    "notifications"
  ],
  "background": {
    "scripts": [
      "background.js"
    ],
    "persistent": false
  },
  "browser_action": {
    "default_popup": "popup.html",
    "default_title": "QuickNotes"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{7d29da53-aeb7-469f-8d6a-0b3eb3a42b62}",
      "strict_min_version": "91.0"
    }
  },
  "author": "Your Name"
}