Examine source code of GradientGPT

{
  "name": "GradientGPT",
  "version": "1.2.1",
  "description": "Custom ChatGPT gradient background",
  "manifest_version": 3,
  "author": "Waradu",
  "content_scripts": [
    {
      "js": [
        "edit.js"
      ],
      "css": [
        "style.css"
      ],
      "matches": [
        "https://chat.openai.com/chat",
        "https://chat.openai.com/chat/*"
      ]
    }
  ],
  "action": {
    "default_popup": "contextMenu/index.html",
    "default_title": "GradientGPT"
  },
  "icons": {
    "16": "images/icon-16.png",
    "32": "images/icon-32.png",
    "48": "images/icon-48.png",
    "128": "images/icon-128.png"
  },
  "permissions": [
    "storage",
    "tabs"
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "waradu@outlook.com",
      "strict_min_version": "42.0"
    }
  },
  "host_permissions": [
    "https://chat.openai.com/*"
  ]
}