Improve Code Quality Turn a working-but-untested vibe-coded prototype into a product you can ship and operate. This is an interactive, resumable journey of nine phases: the agent asks before every decision and records the outcome in your project's folder, so you can stop after any phase and pick up later. A week-old prototype is already legacy code — so the first move is a safety net, and every phase after it is verifiable because of that net. Core Principle A week-old untested prototype is already legacy code: flip tactical to strategic — safety net first, then readability, structure, and pr…