Examine source code of ChatGPT Export to PDF

{
  "manifest_version": 3,
  "name": "Chat Export",
  "version": "1.0.4",
  "description": "Export the active ChatGPT conversation to PDF",
  "permissions": [
    "storage",
    "activeTab",
    "scripting",
    "tabs",
    "https://chat.openai.com/*",
    "downloads"
  ],
  "host_permissions": [
    "https://chat.openai.com/*",
    "https://prestodoc.neovra.ru/*"
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "chatgpt-export-to-pdf@local",
      "data_collection_permissions": {
        "collects_user_data": false,
        "collects_personal_data": false,
        "collects_technical_data": false,
        "data_types_collected": [],
        "required": [
          "none"
        ]
      },
      "strict_min_version": "102.0"
    }
  },
  "action": {
    "default_popup": "popup.html",
    "default_icon": {
      "16": "icons/icon16.png",
      "48": "icons/icon48.png",
      "128": "icons/icon128.png"
    }
  },
  "background": {
    "service_worker": "background.js",
    "scripts": [
      "background.js"
    ]
  },
  "content_scripts": [
    {
      "matches": [
        "https://chat.openai.com/*",
        "https://chatgpt.com/*"
      ],
      "js": [
        "content.js"
      ],
      "run_at": "document_idle"
    }
  ]
}