Examine source code of UserlessChatGPT

{
  "manifest_version": 2,
  "name": "UserlessChatGPT",
  "version": "1.0.1",
  "description": "Automatically press stay logged out when accessing ChatGPT",
  "icons": {
    "48": "icons/icon.jpg"
  },
  "content_scripts": [
    {
      "matches": [
        "*://chatgpt.com/*"
      ],
      "js": [
        "main.js"
      ]
    }
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "{9a34fb26-8257-4b28-87f8-9fe80289c2a6}"
    }
  }
}