SKILL: frontend-builder

Purpose

Build frontend applications (React / Next.js / Vite) with predictable structure, accessibility, and safe API integration.

When to Use

• A new UI app/page/component system is required.
• The task includes routing, state management, or API consumption.
• You need a repeatable scaffold with quality gates (lint/tests/build).

Inputs

• stack (required, enum: react-vite|nextjs|react-spa).
• ui_requirements (required, string|object): pages, components, UX constraints.
• api_contract (optional, object): endpoints/events and schemas.
• constraints (optional, string[]): theming, perf, accessibility, browser support.