{
  "ok": true,
  "skill_id": "geometry_foundations.extrusion",
  "lane": "tool_evidence",
  "status": "candidate_tool",
  "score_percent": 100,
  "successful_practice_attempts": 3,
  "knowledge_certified": true,
  "forge_allowed": false,
  "evidence": "/SHiREVault/SHiREAcademy/Practice/geometry_foundations/extrusion/20260802T070656238008Z"
}