Code Quality Check

Rigorous, evidence-backed, read-only code quality review that produces severity-ranked findings, a scorecard, and a merge/ship verdict. Use this skill whenever the user asks for a code review, quality check, PR or diff review, "is this code good", "check my code", "review this file", a health check, a pre-merge gate, a second opinion on code that an AI agent or teammate wrote, or wants best-practice / standards compliance checked — including when they simply paste code and ask what is wrong with it. Also trigger on mentions of code smells, maintainability, readability, dead code, duplicated logic, band-aid fixes, error handling, security review, performance review, test q…