{
  "ok": false,
  "skill_id": "geometry_foundations.chamfers",
  "lane": "tool_evidence",
  "status": "infrastructure_retry",
  "retryable": true,
  "infrastructure_failure": true,
  "infrastructure_failures": 2,
  "error": "Brain API HTTP 502: {\n  \"ok\": false,\n  \"error\": \"Academy structured output invalid after round-specific canonicalisation: Academy structured output invalid: unexpected fields: acceptance_criteria, project_steps, safe_knowledge_gate, unknown_source_quarantine\",\n  \"retryable\": true,\n  \"infrastructure_failure\": true,\n  \"output_contract\": \"academy_round_json_v6\",\n  \"exam_round\": 3,\n  \"raw_answer\": \"{\\n  \\\"project_steps\\\": [\\n    \\\"Define a rectangular prism base with explicit origin (0,0,0) and dimensions in millimeter",
  "evidence": "/SHiREVault/SHiREAcademy/Practice/geometry_foundations/chamfers/20260801T035456325370Z",
  "practice_status": {
    "available": true,
    "version": "0002A",
    "paused": false,
    "current_skill": null,
    "total_skills": 371,
    "practised_skills": 3,
    "knowledge_certified_skills": 2,
    "forge_certified_skills": 1,
    "cadquery_candidate_skills": 1,
    "cadquery_certified_skills": 1,
    "cadquery_supported_skills": 28,
    "cadquery_engine": {
      "available": true,
      "engine": "CadQuery",
      "engine_version": "2.8.0",
      "bridge_version": "0002C",
      "primary_build_engine": true,
      "blender_required": false,
      "wrapper": "/home/ray/.local/bin/shire-cadquery-python",
      "forge_root": "/home/ray/SHiREForge-Dev",
      "adapter": "/home/ray/SHiREForge-Dev/src/shireforge/forge_engine/academy_practice_adapter.py",
      "supported_skill_count": 28,
      "error": null,
      "blender_loaded": false
    },
    "practice_model_route": "academy_micro_exam",
    "practice_prompt_profile": "round_specific_micro_exam_v5",
    "practice_endpoint": "/academy/practice/ask",
    "practice_max_tokens": 420,
    "practice_client_timeout_seconds": 300,
    "practice_round3_client_timeout_seconds": 420,
    "general_context_injected": false,
    "pending_skills": 369,
    "failed_skills": 0,
    "status_counts": {
      "cadquery_certified": 1,
      "cadquery_validated_waiting_forge_review": 1,
      "pending": 369
    },
    "lane_counts": {
      "digital_certification": 44,
      "physical_evidence": 154,
      "professional_review": 77,
      "tool_evidence": 96
    },
    "practice_percent": 1,
    "knowledge_certification_percent": 1,
    "forge_certification_percent": 0,
    "evidence_root": "/SHiREVault/SHiREAcademy/Practice",
    "network": {
      "configured": "/SHiREVault/SHiREAcademy/Practice",
      "resolved": "/mnt/shirevault-network/SHiREVault/SHiREAcademy/Practice",
      "network_verified": true,
      "filesystem": "cifs",
      "source": "//192.168.1.1/volume(sda2)",
      "writable": true
    },
    "updated_at": "2026-08-01T03:56:49.603529+00:00"
  }
}