GET Lister les jobs bulk contacts

GET /api/v1/contacts/bulk-jobs

{
  "data": {
    "jobs": [
      {
        "id": "job_abc123",
        "operation": "add_to_group",
        "status": "processing",
        "requestedCount": 4900,
        "processedCount": 2300,
        "progress": 47,
        "groupId": "uuid-group",
        "summary": {
          "added": 2190,
          "alreadyInGroup": 80,
          "notFound": 30
        },
        "createdAt": "2026-05-08T10:00:00.000Z",
        "updatedAt": "2026-05-08T10:00:08.000Z",
        "completedAt": null
      }
    ],
    "nextCursor": null,
    "hasMore": false
  }
}