Examine source code of ChatGPT Save EPUB

{
  "manifest_version": 2,
  "name": "ChatGPT Save EPUB",
  "version": "1.0",
  "description": "Salva a conversa do ChatGPT em EPUB",
  "permissions": [
    "activeTab",
    "downloads"
  ],
  "browser_action": {
    "default_title": "Salvar conversa como EPUB"
  },
  "background": {
    "scripts": [
      "jszip.min.js",
      "background.js"
    ],
    "persistent": false
  },
  "content_scripts": [
    {
      "matches": [
        "https://chatgpt.com/c/*"
      ],
      "js": [
        "content.js"
      ]
    }
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "{250df51b-a091-4d5e-8678-d9d88726d283}"
    }
  }
}