Examine source code of Mind Math Master

{
  "manifest_version": 3,
  "name": "Mind Math Master",
  "version": "1.0",
  "description": "A fast-paced mental math game designed to sharpen your brain and improve calculation speed with random arithmetic challenges.",
  "icons": {
    "48": "math_master_icon.png"
  },
  "action": {
    "default_popup": "index.html",
    "default_title": "Mind Math Master"
  },
  "permissions": [],
  "browser_specific_settings": {
    "gecko": {
      "id": "{9f2d8b39-eee6-4a43-bc1b-009a910a6b0e}",
      "data_collection_permissions": {
        "required": [
          "none"
        ],
        "optional": []
      }
    }
  }
}