{
  "project": "mosaic-stack",
  "milestone": "M6-AgentOrchestration",
  "created_at": "2026-02-05T20:00:00Z",
  "learnings": [
    {
      "task_id": "MS-SEC-001",
      "task_type": "AUTH_ADD",
      "estimate_k": 15,
      "actual_k": 0.3,
      "variance_pct": -98,
      "characteristics": {
        "file_count": 1,
        "keywords": ["authentication", "orchestrator API", "ApiKeyGuard"]
      },
      "analysis": "CRITICAL VARIANCE - Investigate. Possible causes: (1) Auth already existed, (2) Task was trivial decorator addition, (3) Reporting error. Need to verify task completion quality.",
      "flags": ["CRITICAL", "NEEDS_INVESTIGATION"],
      "captured_at": "2026-02-05T15:30:00Z"
    }
  ],
  "phase_summaries": [],
  "proposed_adjustments": [
    {
      "category": "AUTH_ADD",
      "current_heuristic": "15-25K",
      "proposed_heuristic": "NO CHANGE NEEDED",
      "confidence": "HIGH",
      "evidence": ["MS-SEC-001"],
      "notes": "Investigation complete: -98% variance was REPORTING ANOMALY, not estimation error. Actual implementation was 276 lines (guard + tests + docs). Token usage reporting may have bug. Heuristic is accurate."
    }
  ],
  "investigation_queue": [
    {
      "task_id": "MS-SEC-001",
      "question": "Did this task actually add authentication, or was auth already present?",
      "priority": "HIGH",
      "status": "CLOSED",
      "resolution": "LEGITIMATE COMPLETION - Implementation verified: OrchestratorApiKeyGuard with 82 lines of guard code, 169 lines of tests, 6 files changed, 276 total lines. The 0.3K token usage was a REPORTING ANOMALY, not incomplete work.",
      "verified_at": "2026-02-05T20:30:00Z"
    }
  ]
}