OpenAi Playground Regex

manifest.json

{
  "update_url": "https://clients2.google.com/service/update2/crx",
  "name": "OpenAi Playground Regex",
  "description": "Allow formatting on Playground with regex",
  "version": "1.0",
  "manifest_version": 3,
  "icons": {
    "16": "/images/icon16.png",
    "48": "/images/icon48.png",
    "128": "/images/icon128.png"
  },
  "content_scripts": [
    {
      "js": [
        "contentScripts.js"
      ],
      "css": [
        "index.css"
      ],
      "run_at": "document_end",
      "matches": [
        "https://beta.openai.com/playground*"
      ]
    }
  ]
}