<objective Move quality validation earlier in the development lifecycle where defects are cheaper, faster, and simpler to fix. A missing validation rule caught in refinement is a five-minute conversation; the same bug in production is an incident, a hotfix, and a postmortem. This skill covers the practices, patterns, and cultural shifts that embed quality into every phase — from story refinement to PR merge — plus a maturity model to find the next concrete step. </objective Quick Route | Situation | Go to | |-----------|-------| | QA only sees features after dev is "done" | Dev/QA Pairing → Q…