Examine source code of ERP CV Auto Preview

{
  "name": "ERP CV Auto Preview",
  "description": "Enhances your CV making experience with IIT KGP ERP by providing real-time updates to any changes made.",
  "version": "2.0",
  "manifest_version": 3,
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "erp-cv-preview@your-domain-or-name.com"
    }
  },
  "action": {
    "default_title": "ERP CV Auto Preview",
    "default_popup": "index.html"
  },
  "permissions": [
    "activeTab",
    "tabs",
    "scripting"
  ],
  "host_permissions": [
    "https://erp.iitkgp.ac.in/*"
  ]
}