Examine source code of GPTUPLOAD

{
  "name": "GPTUPLOAD",
  "version": "1.0",
  "manifest_version": 2,
  "description": "An extension that allows you to upload files to ChatGPT!",
  "permissions": [
    "*://chat.openai.com/*"
  ],
  "icons": {
    "16": "icon16.png",
    "48": "icon48.png",
    "128": "icon128.png"
  },
  "content_scripts": [
    {
      "matches": [
        "https://chat.openai.com/*"
      ],
      "js": [
        "content.js"
      ]
    }
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "{79f5d968-7bd7-4de7-879a-1de5b0a44279}"
    }
  }
}