Chess.com Voice Commentary (simplified)

manifest.json

{
  "update_url": "https://clients2.google.com/service/update2/crx",
  "name": "Chess.com Voice Commentary (simplified)",
  "version": "1.0",
  "background": {
    "service_worker": "background.js"
  },
  "description": "Reading chess moves.",
  "content_scripts": [
    {
      "matches": [
        "https://www.chess.com/*"
      ],
      "js": [
        "contentScript.js"
      ]
    }
  ],
  "icons": {
    "128": "icon-128.png"
  },
  "web_accessible_resources": [
    {
      "resources": [
        "mp3/*"
      ],
      "matches": [
        "https://www.chess.com/*"
      ]
    }
  ],
  "manifest_version": 3
}