cagan-check
Installation
SKILL.md
cagan-check
Applies Marty Cagan product principles through the lens of the dev in the Product Trio. Not a PM coach — it's a strong-engineer checklist that pushes the team out of feature factory mode.
Modes
Detect mode from context. If ambiguous, ask.
| Mode | Triggers | Focus |
|---|---|---|
| kickoff | "starting a feature", "vou começar feature", "new project", "kickoff" | Problem, outcome, unvalidated risks, prototype fit, Opportunity Solution Tree |
| planning | "planning", "estimation", "estimativa", "refinement", "sprint" | Outcome + metric before estimating, smells, WIP check |
| discovery | "discovery", "client call", "user interview", "reunião cliente" | Past-behavior questions, customer exposure cadence, 5 risks |
| review | "review this PR", "code review" + feature context | Instrumentation, metric wired, scope vs problem, ethical |