Examine source code of Twilio Console Plus

{
  "manifest_version": 3,
  "name": "Twilio Console Plus",
  "version": "0.2.1",
  "description": "Add some secret saurce to Twilio console",
  "icons": {
    "48": "icons/icon-48.png"
  },
  "content_scripts": [
    {
      "matches": [
        "https://console.twilio.com/*"
      ],
      "js": [
        "dist/bundle.js"
      ],
      "run_at": "document_idle"
    }
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "twilio-console-plus@nestederror.com"
    }
  }
}