Examine source code of Pageverse Transfer

{
  "manifest_version": 2,
  "name": "Pageverse Transfer",
  "description": "Easily share clipboard content without the internet!",
  "version": "0.0.2",
  "background": {
    "persistent": false,
    "page": "/background/background.html"
  },
  "browser_action": {
    "default_popup": "/popup/index.html",
    "default_title": "Pageverse Transfer"
  },
  "icons": {
    "16": "logo/logo-16.png",
    "48": "logo/logo-48.png",
    "128": "logo/logo-128.png"
  },
  "permissions": [
    "activeTab",
    "clipboardRead"
  ],
  "content_security_policy": "script-src 'self'; object-src 'self'"
}