76일차 자료 추가 (답 포함): 실습 15개 · 의도 · 생활 속 예 · 실행 결과, LAB-A · 정답 워크플로우와 25단계 실행 기록, 교안 개요 30장 · 4단계 정리, 바이브 코딩 tretry

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
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mcchaeandClaude Opus 5.5 committed 2026-10-29 23:18:55 +09:00
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$ uv run tools/flow.py push answers/76-lab02-challenge-alert.json
! unpublished '76 Intake · DLQ + error workflow (reference, Lab 02 example 2)' (w01376519d41c1ce): it used the same webhook path
✔ pushed '76 Intake · alert on handled failures (answer, Lab 02 task 1)' (id w82959c505ef75f7)
POST http://localhost:5678/webhook/my-intake
$ uv run tools/flow.py test cases/lab02-challenge.json -v
✔ before: POST http://localhost:8800/tickets-reset · HTTP 200 · 0.0s · {"cleared": 3}
→ request POST http://localhost:8800/tickets-reset
{}
← response HTTP 200
{
"cleared": 3
}
✔ before: POST http://localhost:8800/dlq-clear · HTTP 200 · 0.0s · {"cleared": 2}
→ request POST http://localhost:8800/dlq-clear
{}
← response HTTP 200
{
"cleared": 2
}
✔ before: POST http://localhost:8800/alerts-clear · HTTP 200 · 0.0s · {"cleared": 0}
→ request POST http://localhost:8800/alerts-clear
{}
← response HTTP 200
{
"cleared": 0
}
✔ before: POST http://localhost:8800/admin/fault · HTTP 200 · 0.0s · {"faq": "ok", "tickets": "ok", "prompts": "ok", "usage": "ok", "dlq": "ok", "slow_seconds": 8}
→ request POST http://localhost:8800/admin/fault
{
"faq": "ok",
"tickets": "ok",
"prompts": "ok",
"usage": "ok",
"dlq": "ok"
}
← response HTTP 200
{
"faq": "ok",
"tickets": "ok",
"prompts": "ok",
"usage": "ok",
"dlq": "ok",
"slow_seconds": 8
}
POST http://localhost:5678/webhook/my-intake · 6 case(s) × 1
✔ before: POST http://localhost:8800/admin/fault · HTTP 200 · 0.0s · {"faq": "ok", "tickets": "error", "prompts": "ok", "usage": "ok", "dlq": "ok", "slow_seconds": 8}
→ request POST http://localhost:8800/admin/fault
{
"tickets": "error"
}
← response HTTP 200
{
"faq": "ok",
"tickets": "error",
"prompts": "ok",
"usage": "ok",
"dlq": "ok",
"slow_seconds": 8
}
✔ API가 멈춤 → DLQ · 4.3s
→ request POST /webhook/my-intake
{
"requests": [
{
"id": "R-301",
"user": "정우성",
"text": "사내 위키 로그인이 안 돼요"
},
{
"id": "R-302",
"user": "이준호",
"text": "노트북 배터리가 금방 닳아요"
}
]
}
← response HTTP 200
{
"total": 2,
"created": 0,
"failed": 2,
"rejected": 0,
"duplicates": 0,
"unclassified": 0,
"results": [
{
"id": "R-301",
"status": "failed",
"reason": "500 - \"{\\\"error\\\": \\\"tickets service is failing (fault switch)\\\"}\""
},
{
"id": "R-302",
"status": "failed",
"reason": "500 - \"{\\\"error\\\": \\\"tickets service is failing (fault switch)\\\"}\""
}
],
"dlq_saved": true,
"alert": "sent"
}
✔ after: POST http://localhost:8800/admin/fault · HTTP 200 · 0.0s · {"faq": "ok", "tickets": "ok", "prompts": "ok", "usage": "ok", "dlq": "ok", "slow_seconds": 8}
→ request POST http://localhost:8800/admin/fault
{
"faq": "ok",
"tickets": "ok",
"prompts": "ok",
"usage": "ok",
"dlq": "ok"
}
← response HTTP 200
{
"faq": "ok",
"tickets": "ok",
"prompts": "ok",
"usage": "ok",
"dlq": "ok",
"slow_seconds": 8
}
✔ 처리한 실패도 알림 (high · 개수) · 0.0s
→ request POST http://localhost:8800/alerts/latest
{}
← response HTTP 200
{
"workflow": "intake",
"node": "Send to DLQ",
"severity": "high",
"reason": "dlq",
"count": 2,
"message": "2 request(s) could not be created and wait in the DLQ",
"execution_id": "10120",
"at": 1793250965.2341518
}
✔ 실패가 없으면 알림 없음 · 2.9s
→ request POST /webhook/my-intake
{
"requests": [
{
"id": "R-101",
"user": "이준호",
"text": "VPN이 아침부터 계속 끊겨서 고객 미팅을 못 하고 있어요"
},
{
"id": "R-102",
"user": "박서연",
"text": "새 모니터를 하나 더 받을 수 있을까요?"
},
{
"id": "R-103",
"user": "최유진",
"text": "엑셀 라이선스가 만료됐다고 나와요"
}
]
}
← response HTTP 200
{
"total": 3,
"created": 3,
"failed": 0,
"rejected": 0,
"duplicates": 0,
"unclassified": 0,
"results": [
{
"id": "R-101",
"status": "created",
"ticket_id": "T-2001",
"duplicate": false,
"category": "네트워크",
"priority": "높음"
},
{
"id": "R-102",
"status": "created",
"ticket_id": "T-2002",
"duplicate": false,
"category": "장비",
"priority": "낮음"
},
{
"id": "R-103",
"status": "created",
"ticket_id": "T-2003",
"duplicate": false,
"category": "소프트웨어",
"priority": "높음"
}
],
"alert": "none"
}
✔ 알림은 그대로 1개 · 0.0s
→ request POST http://localhost:8800/alerts/list
{}
← response HTTP 200
{
"count": 1,
"alerts": [
{
"workflow": "intake",
"node": "Send to DLQ",
"severity": "high",
"reason": "dlq",
"count": 2,
"message": "2 request(s) could not be created and wait in the DLQ",
"execution_id": "10120",
"at": 1793250965.2341518
}
]
}
✔ before: POST http://localhost:8800/admin/fault · HTTP 200 · 0.0s · {"faq": "ok", "tickets": "error", "prompts": "ok", "usage": "ok", "dlq": "error", "slow_seconds": 8}
→ request POST http://localhost:8800/admin/fault
{
"tickets": "error",
"dlq": "error"
}
← response HTTP 200
{
"faq": "ok",
"tickets": "error",
"prompts": "ok",
"usage": "ok",
"dlq": "error",
"slow_seconds": 8
}
✔ DLQ도 멈추면 critical · 2.4s
→ request POST /webhook/my-intake
{
"requests": [
{
"id": "R-201",
"user": "한지훈",
"text": "프린터 용지가 걸려요"
},
{
"id": "R-202",
"user": "한지훈",
"text": ""
},
{
"id": "R-203",
"user": "김민지",
"text": "메일 첨부가 안 열려요"
}
]
}
← response HTTP 200
{
"total": 3,
"created": 0,
"failed": 2,
"rejected": 1,
"duplicates": 0,
"unclassified": 0,
"results": [
{
"id": "R-201",
"status": "failed",
"reason": "500 - \"{\\\"error\\\": \\\"tickets service is failing (fault switch)\\\"}\""
},
{
"id": "R-203",
"status": "failed",
"reason": "500 - \"{\\\"error\\\": \\\"tickets service is failing (fault switch)\\\"}\""
},
{
"id": "R-202",
"status": "rejected",
"reason": "text is required"
}
],
"dlq_saved": false,
"alert": "sent"
}
✔ after: POST http://localhost:8800/admin/fault · HTTP 200 · 0.0s · {"faq": "ok", "tickets": "ok", "prompts": "ok", "usage": "ok", "dlq": "ok", "slow_seconds": 8}
→ request POST http://localhost:8800/admin/fault
{
"faq": "ok",
"tickets": "ok",
"prompts": "ok",
"usage": "ok",
"dlq": "ok"
}
← response HTTP 200
{
"faq": "ok",
"tickets": "ok",
"prompts": "ok",
"usage": "ok",
"dlq": "ok",
"slow_seconds": 8
}
✔ 잃어버린 id를 알림에 · 0.0s
→ request POST http://localhost:8800/alerts/latest
{}
← response HTTP 200
{
"workflow": "intake",
"node": "Send to DLQ",
"severity": "critical",
"reason": "dlq_down",
"count": 2,
"message": "DLQ save failed: dlq service is failing (fault switch) · lost ids R-201, R-203",
"execution_id": "10122",
"ids": [
"R-201",
"R-203"
],
"at": 1793250970.5394928
}
Passed 6/6
report: runs/lab02-challenge-20261029-141610.json
✔ after: POST http://localhost:8800/admin/fault · HTTP 200 · 0.0s · {"faq": "ok", "tickets": "ok", "prompts": "ok", "usage": "ok", "dlq": "ok", "slow_seconds": 8}
→ request POST http://localhost:8800/admin/fault
{
"faq": "ok",
"tickets": "ok",
"prompts": "ok",
"usage": "ok",
"dlq": "ok"
}
← response HTTP 200
{
"faq": "ok",
"tickets": "ok",
"prompts": "ok",
"usage": "ok",
"dlq": "ok",
"slow_seconds": 8
}
$ uv run tools/flow.py test cases/lab02-nets.json
✔ before: POST http://localhost:8800/tickets-reset · HTTP 200 · 0.0s · {"cleared": 3}
✔ before: POST http://localhost:8800/dlq-clear · HTTP 200 · 0.0s · {"cleared": 2}
✔ before: POST http://localhost:8800/alerts-clear · HTTP 200 · 0.0s · {"cleared": 2}
✔ before: POST http://localhost:8800/admin/fault · HTTP 200 · 0.0s · {"faq": "ok", "tickets": "ok", "prompts": "ok", "usage": "ok", "dlq": "ok", "slow_seconds": 8}
POST http://localhost:5678/webhook/my-intake · 7 case(s) × 1
✔ 1 · 잘못된 항목 → 결과에만 (rejected) · 2.1s
✔ before: POST http://localhost:8800/admin/fault · HTTP 200 · 0.0s · {"faq": "ok", "tickets": "error", "prompts": "ok", "usage": "ok", "dlq": "ok", "slow_seconds": 8}
✔ 2 · API 오류 → failed · 2.9s
✔ 3 · failed는 DLQ에 · 0.0s
✔ 4 · 버그 → 500 · 0.1s
… before: wait 3s
✔ 5 · Error Workflow → critical 알림 · 0.0s
✔ before: POST http://localhost:8800/admin/fault · HTTP 200 · 0.0s · {"faq": "ok", "tickets": "error", "prompts": "ok", "usage": "ok", "dlq": "error", "slow_seconds": 8}
✔ 6 · DLQ마저 멈추면 결과가 알려야 · 3.7s
✔ 7 · DLQ가 멈춘 것을 누가 아나 (critical · dlq_down) · 0.0s
Passed 7/7
report: runs/lab02-nets-20261029-141622.json
✔ after: POST http://localhost:8800/admin/fault · HTTP 200 · 0.0s · {"faq": "ok", "tickets": "ok", "prompts": "ok", "usage": "ok", "dlq": "ok", "slow_seconds": 8}
$ uv run tools/flow.py test cases/lab02.json
✔ before: POST http://localhost:8800/tickets-reset · HTTP 200 · 0.0s · {"cleared": 2}
✔ before: POST http://localhost:8800/dlq-clear · HTTP 200 · 0.0s · {"cleared": 2}
✔ before: POST http://localhost:8800/alerts-clear · HTTP 200 · 0.0s · {"cleared": 3}
✔ before: POST http://localhost:8800/admin/fault · HTTP 200 · 0.0s · {"faq": "ok", "tickets": "ok", "prompts": "ok", "usage": "ok", "dlq": "ok", "slow_seconds": 8}
POST http://localhost:5678/webhook/my-intake · 4 case(s) × 1
✔ before: POST http://localhost:8800/admin/fault · HTTP 200 · 0.0s · {"faq": "ok", "tickets": "error", "prompts": "ok", "usage": "ok", "dlq": "ok", "slow_seconds": 8}
✔ 예제 1 · API가 멈추면 실패로 표시 · 200 · 2.7s
✔ after: POST http://localhost:8800/admin/fault · HTTP 200 · 0.0s · {"faq": "ok", "tickets": "ok", "prompts": "ok", "usage": "ok", "dlq": "ok", "slow_seconds": 8}
✔ 예제 1 · 실패한 2건은 DLQ에 · 0.0s
✔ 예제 2 · 예상 못 한 오류 (nightly-report) · 0.0s
… before: wait 3s
✔ 예제 2 · Error Workflow가 알림을 남김 · 0.0s
Passed 4/4
report: runs/lab02-20261029-141628.json
✔ after: POST http://localhost:8800/admin/fault · HTTP 200 · 0.0s · {"faq": "ok", "tickets": "ok", "prompts": "ok", "usage": "ok", "dlq": "ok", "slow_seconds": 8}
$ uv run tools/flow.py ops
fault switch: all ok
created tickets: 0
DLQ: 2 (parked 0)
D-1 R-301 attempts 1 parked False 500 - "{\"error\": \"tickets service is failing (f
D-2 R-302 attempts 1 parked False 500 - "{\"error\": \"tickets service is failing (f
alerts: 2
[high] intake · dlq · Send to DLQ · count 2 · 2 request(s) could not be created and wait in the DLQ
[critical] 76 Nightly report (provided, has a bug) · unexpected · Count by category · rows is not iterable [line 4]