{
  "assumed_fields": [
    "export.retry_backoff"
  ],
  "blockers": [],
  "bound_contract": {
    "changelog": [
      {
        "at": "2026-08-14T13:00:00Z",
        "summary": "prior run projection: retry-and-return criteria decided, retry backoff assumed"
      }
    ],
    "fields": {
      "export.retry_backoff": {
        "notes": "理由：重试退避上限未逐字确认；风险：连续重试压垮服务；回退：固定 5s。",
        "provenance": "inferred",
        "resolution": "assumed",
        "value": "exponential, 30s cap"
      },
      "l1.goal": {
        "provenance": "observed",
        "resolution": "decided",
        "value": "支持运营导出失败后可靠重试并保持进度可见"
      },
      "l1.target_user": {
        "provenance": "observed",
        "resolution": "decided",
        "value": "运营角色，导出任务失败后重试完成周报"
      },
      "l6.c1": {
        "provenance": "observed",
        "resolution": "decided",
        "value": "Given 导出失败 When 点击重试 Then 30 秒内重新发起导出并显示进度（证据：交互记录）"
      },
      "l6.c2": {
        "provenance": "observed",
        "resolution": "decided",
        "value": "Given 导出进行中 When 离开并返回该页 Then 导出进度与结果仍可获知（证据：交互记录）"
      }
    },
    "schemaVersion": 1
  },
  "contract_sha": "44345871acc0f959ddd27f77810ea3f53d325ffd862c001401ad188f4e9dd555",
  "decision_log_sha": "3e3f70349633a9feea44d7f73f652cfce2993efdc6ac56496b2fc1fdf20c8cee",
  "ok": true,
  "open_fields": [],
  "schemaVersion": 1,
  "stale_fields": []
}