Examine source code of Walmart Trip Optimizer

{
  "manifest_version": 3,
  "name": "Walmart Trip Optimizer",
  "version": "1.0.0",
  "description": "Re-sorts your Walmart cart into aisle order for an efficient in-store trip.",
  "permissions": [
    "clipboardWrite"
  ],
  "host_permissions": [
    "*://*.walmart.com/*"
  ],
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "content_scripts": [
    {
      "matches": [
        "https://www.walmart.com/cart*",
        "https://www.walmart.com/orders*",
        "https://www.walmart.com/checkout*"
      ],
      "js": [
        "content.js"
      ],
      "run_at": "document_idle"
    }
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "walmart-trip-optimizer@public",
      "strict_min_version": "140.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    },
    "gecko_android": {
      "strict_min_version": "142.0"
    }
  }
}