Examine source code of Marstoy MOC V2 (UPDATED)

{
  "manifest_version": 3,
  "name": "MarsToy Image Updater",
  "version": "1.2",
  "description": "Reverses product numbers and updates images on MarsToy pages.",
  "content_scripts": [
    {
      "matches": [
        "https://marstoy.com/*"
      ],
      "js": [
        "marstoy_script_v2.js"
      ],
      "run_at": "document_idle"
    }
  ],
  "icons": {
    "16": "icon16.png",
    "48": "icon48.png",
    "128": "icon128.png"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "marstoy-image-updater@example.com",
      "strict_min_version": "109.0"
    }
  }
}