Examine source code of llamallamallama

{
  "manifest_version": 3,
  "name": "llamallamallama",
  "version": "3.1.6",
  "description": "Search Amazon for clippable coupons only — scans up to 10 pages automatically. By Vayfind. Uses Amazon affiliate links.",
  "browser_specific_settings": {
    "gecko": {
      "id": "llamallamallama@vayfind.com",
      "strict_min_version": "109.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ],
        "optional": []
      }
    }
  },
  "action": {
    "default_popup": "popup.html",
    "default_title": "llamallamallama — Amazon Coupon Search",
    "default_icon": {
      "16": "icons/icon16.png",
      "48": "icons/icon48.png",
      "128": "icons/icon128.png"
    }
  },
  "icons": {
    "16": "icons/icon16.png",
    "48": "icons/icon48.png",
    "128": "icons/icon128.png"
  },
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "content_scripts": [
    {
      "matches": [
        "*://www.amazon.com/s*"
      ],
      "js": [
        "content.js"
      ],
      "run_at": "document_start"
    }
  ],
  "permissions": [],
  "host_permissions": [
    "*://www.amazon.com/*"
  ],
  "web_accessible_resources": [
    {
      "resources": [
        "results.html",
        "results.js"
      ],
      "matches": [
        "<all_urls>"
      ]
    }
  ]
}