{
  "report_id": "report-2522e075-f011-4379-989c-f413d768a957",
  "timestamp": "2026-04-14T15:52:51.189860+00:00",
  "source_trajectory_ids": [
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    "traj-cd806afc-6846-4361-9692-dff3469717a8",
    "traj-d0622a9d-4e59-44be-8231-2b27a25d47ac"
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  "sample_count": 10,
  "baseline_metrics": {
    "task_count": 1,
    "avg_reward": 0.44,
    "error_rate": 0.0,
    "avg_latency_ms": 0.0
  },
  "challenger_metrics": {
    "task_count": 1,
    "avg_reward": 0.44,
    "error_rate": 0.0,
    "avg_latency_ms": 0.0
  },
  "promotion_decision": {
    "accepted": false,
    "reasons": [
      "Reward delta 0.0000 below minimum 1.0"
    ],
    "metrics": {
      "reward_delta": 0.0,
      "error_rate_delta": 0.0,
      "latency_delta_ms": 0.0,
      "baseline_avg_reward": 0.44,
      "challenger_avg_reward": 0.44
    }
  },
  "promoted_version_id": null
}