2. Adım — Transfer Onayla

POST /api/v1/transfers/bulk/approve

curl -X POST https://transfer.payven.com.tr/api/v1/transfers/bulk/approve \
  -H "Authorization: Bearer $PAYVEN_TOKEN" \
  -H "X-Tenant-Id: $TENANT_ID" \
  -H "Idempotency-Key: payroll-2026-05-01-approve" \
  -H "Content-Type: application/json" \
  -d '{
    "transfer_ids": [
      "8e3f5c12-9a7b-4c8d-bc4e-2c963f66afa6",
      "9f3d2b8e-..."
    ]
  }'

{
  "transfer_ids": ["8e3f5c12-..."],
  "remarks":      "Mayıs maaşları — finans onayı 2026-05-03"
}

HTTP/1.1 200 OK
Content-Type: application/json

{
  "approved": [
    {
      "id":            "8e3f5c12-9a7b-4c8d-bc4e-2c963f66afa6",
      "status":        "approved",
      "validate_date": "2026-05-03T12:34:55.000+00:00"
    },
    {
      "id":            "9f3d2b8e-...",
      "status":        "approved",
      "validate_date": "2026-05-03T12:34:55.000+00:00"
    }
  ],
  "skipped": [],
  "total_approved": 2
}

{
  "approved": [
    { "id": "8e3f5c12-...", "status": "approved", "validate_date": "..." }
  ],
  "skipped": [
    {
      "id":      "9f3d2b8e-...",
      "reason":  "already_approved",
      "message": "Bu transfer zaten onaylanmış."
    }
  ],
  "total_approved": 1
}