✔ before: POST http://localhost:8800/cache-clear · HTTP 200 · 0.0s · {"cleared": 2} ✔ OpenAI credential: broken key (drill). Restore with: uv run tools/flow.py llm up POST http://localhost:5678/webhook/my-helpdesk · 4 case(s) × 1 ✘ VPN · FAQ 원문으로 · 0.9s · status 500 (expected 200); route = null (expected 간단 답변); answer has none of ['인증서'] → request POST /webhook/my-helpdesk { "question": "VPN 접속이 자꾸 끊겨요. 어떻게 하나요?", "user": "이준호", "no_cache": true } ← response HTTP 500 { "message": "Error in workflow" } ✘ 접수 현황 · 상태 그대로 · 0.4s · status 500 (expected 200); route = null (expected 간단 답변); answer has none of ['처리 중'] → request POST /webhook/my-helpdesk { "question": "T-1002 처리 상태 알려 주세요", "user": "박서연" } ← response HTTP 500 { "message": "Error in workflow" } ✘ 모르는 질문 · 담당자 · 0.9s · status 500 (expected 200); route = null (expected 담당자 연결) → request POST /webhook/my-helpdesk { "question": "오늘 점심 메뉴 추천해 주세요", "user": "이준호" } ← response HTTP 500 { "message": "Error in workflow" } ✔ 빈 질문 · 0.0s → request POST /webhook/my-helpdesk { "question": "", "user": "이준호" } ← response HTTP 400 { "error": "question is required" } Passed 1/4 report: runs/lab03-llm-down-20261024-175047.json ✔ OpenAI credential: real key from .env restored