Examine source code of Clipboard Tracker123

{
  "manifest_version": 2,
  "name": "Clipboard Tracker",
  "version": "1.0",
  "description": "Ghi lại 5 nội dung đã copy gần nhất.",
  "permissions": [
    "clipboardRead",
    "storage"
  ],
  "browser_action": {
    "default_icon": "icon.png",
    "default_popup": "popup.html"
  },
  "background": {
    "scripts": [
      "background.js"
    ],
    "persistent": false
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{4f274cde-471e-4edf-9e21-a4155d30ef8b}"
    }
  }
}