Vue 3 Engineering

Overview

To build modern Vue 3 applications, follow industry best practices based on the Composition API, <script setup> syntax, and the 2025 ecosystem (Vite, Vitest, TypeScript). This skill provides comprehensive guidance for Vue 3 development, from component creation to production optimization.

Current Vue Version: Vue 3.5.18 (as of 2025) Build Tool: Vite (Vue CLI is legacy) Testing: Vitest (Jest is legacy for Vue) Standard: Composition API with <script setup> (Options API is legacy)

Decision Tree