Examine source code of Chess.com cheats

{
  "manifest_version": 2,
  "name": "Chess.com cheats",
  "version": "1.51",
  "description": "Runs a WASM Stockfish in your chess.com games. Displays the best moves (up to 3) and evaluation for the current board.",
  "browser_specific_settings": {
    "gecko": {
      "id": "jameskimimk@gmail.com"
    }
  },
  "icons": {
    "48": "icons/icon-48.png",
    "96": "icons/icon-96.png",
    "128": "icons/icon-128.png",
    "256": "icons/icon-256.png"
  },
  "content_scripts": [
    {
      "matches": [
        "*://*.chess.com/*"
      ],
      "js": [
        "content.bundle.min.js"
      ],
      "run_at": "document_end"
    }
  ],
  "background": {
    "scripts": [
      "background.bundle.min.js"
    ]
  }
}