Examine source code of quickSession

{
  "manifest_version": 3,
  "name": "quickSession",
  "version": "7.5.0.0",
  "description": "A session manager for browsers with enhanced security",
  "browser_specific_settings": {
    "gecko": {
      "id": "quicksession@computerica.ro",
      "strict_min_version": "142.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  },
  "permissions": [
    "tabs",
    "bookmarks",
    "storage"
  ],
  "content_security_policy": {
    "extension_pages": "script-src 'self'; object-src 'self'; style-src 'self' 'unsafe-inline'; img-src 'self' data: https://www.google.com https://*.gstatic.com;"
  },
  "action": {
    "default_icon": {
      "16": "images/icon-green-16.png",
      "32": "images/icon-green-32.png",
      "48": "images/icon-green-48.png",
      "128": "images/icon-green-128.png"
    },
    "default_popup": "popup.html"
  },
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "options_ui": {
    "page": "options.html",
    "open_in_tab": true
  },
  "icons": {
    "16": "images/icon-green-16.png",
    "32": "images/icon-green-32.png",
    "48": "images/icon-green-48.png",
    "128": "images/icon-green-128.png"
  }
}