<objective "I think it's fine" ships the bug that the rollback you never practiced can't undo at 6 PM on a Friday. This skill turns "ready to ship" into something measurable: a go/no-go checklist with evidence for each item, a sub-5-minute smoke suite, a staged rollout with metric-gated promotion, rollback thresholds defined before deploy, and post-deployment verification. Every section gives concrete criteria, not aspirations. </objective --- Discovery Questions Check first — if it exists, use it and skip anything answered there. Then ask only what's missing. Release cadence and process: - H…