retrospectivelisted

# Retrospective Skill > Chief 가 cycle (workflow / goal / weekly) 종료 시 호출. 객관적 metric + 패턴 식별 + 액션 항목 도출. ## 입력 - 종료된 workflow id / goal id / period (e.g. last 7d) - `<org>/memory/chief-stage-events.jsonl` — stage 전환 trace - `<org>/memory/ledger/<task-id>.jsonl` — task event ledger - `<org>/memory/agent-costs.jsonl` — agent 별 USD 소비 - `<org>/memory/leading-indicators.jsonl` — 누적 지표 ## Per-Contributor Breakdown (gstack 차용) ```yaml per_contributor: founder: inputs: <N> # 사용자 메시지 수 decisions: <N> # batch 답변 / explicit approval 수 chief: stages_executed: <N> open_questions_batched: <N> pm: spawns: <N> design_docs_produced: <N> open_questions_resolved: <N> avg_confidence: 0-100 engineer: prs_shipped: <N> test_coverage_delta: <%> designer: specs_produced: <N> prototypes: <N> marketer: campaigns: <N> content_assets: <N> ``` ## Shipping Streak ```yaml shipping_streak: current_days: <N> # 연속 release / merge 일수 best: <N> threshold: ">=7 stable, <7 yellow" ``` ## Confidence Score 갱신 period 내 PM 가설 confidence 평균: ```yaml avg_confidence: start_of_period: 0-100 end_of_period: 0-100 delta: <+/-> reasoning: "string" ``` ## 출력 ```yaml period: "..." # workflow id 또는 ISO 날짜 범위 metrics: { per_contributor, shipping_streak, avg_confidence } what_worked: ["..."] what_didn_work: ["..."] patterns_observed: ["..."] action_items: - { owner: chief|pm|engineer|..., action: "...", tar