Examine source code of Baltgera Tools

{
  "manifest_version": 3,
  "name": "Baltgera Tools",
  "version": "1.0",
  "description": "Speed up game replays on Board Game Arena",
  "browser_specific_settings": {
    "gecko": {
      "id": "balgtera-tools@ntoniolo",
      "strict_min_version": "109.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  },
  "content_scripts": [
    {
      "matches": [
        "*://boardgamearena.com/archive/replay/*",
        "*://*.boardgamearena.com/archive/replay/*"
      ],
      "js": [
        "wrapper.js"
      ],
      "run_at": "document_end"
    }
  ],
  "web_accessible_resources": [
    {
      "resources": [
        "injected.js"
      ],
      "matches": [
        "*://boardgamearena.com/*",
        "*://*.boardgamearena.com/*"
      ]
    }
  ]
}