Examine source code of QR Generator

{
  "manifest_version": 3,
  "name": "QR Code Generator",
  "version": "1.2",
  "description": "Generate, copy, and download QR codes for the current tab or any URL.",
  "action": {
    "default_popup": "popup.html",
    "default_icon": "icon.png"
  },
  "permissions": [
    "clipboardWrite",
    "activeTab",
    "tabs"
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "qrgenerator@dineshkarthik2096.dev",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  }
}