EXAMPLE.json

{
  "input": {
    "records": [
      {
        "recordId": "01",
        "sku": "ABC"
      },
      {
        "recordId": "02",
        "sku": " abc "
      },
      {
        "recordId": "03",
        "sku": "XYZ"
      }
    ],
    "matching": "trim-case-insensitive"
  },
  "expected": {
    "summary": "1 duplicate SKU groups found.",
    "rows": [
      {
        "sku": "ABC",
        "count": 2,
        "recordIds": "01 | 02"
      }
    ],
    "warnings": [
      "Review duplicates before merging; case policy is user-selected."
    ]
  }
}