Code Quality Audit

Two-in-one: (1) detect and fix React/TypeScript anti-patterns that cause bugs and performance issues, and (2) audit the whole codebase for naming, organisation, and pattern consistency.

Before any change

cat CONTRIBUTING.md .cursor/rules/*.md 2>/dev/null | head -100 # existing conventions
git log --oneline -20 | grep -i "convention\|pattern\|style" # recent decisions

Verify the "inconsistency" isn't intentional. Check git blame before touching working code.

Part 1 — Anti-patterns

React