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Vite 构建产物体积优化

使用 Rollup Visualizer 分析产物,并通过拆包 (Code Splitting) 和 Tree Shaking 减少首屏体积。

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SKILL.md
Quality
Evals
Security

Vite 构建产物体积优化

当首屏加载慢 (FCP > 1.5s) 时,通常需要检查 JS Bundle 的体积。

1. 产物分析 (Visualizer)

首先"看见"哪些包最大。

npm install rollup-plugin-visualizer -D

2. 常用优化策略

路由懒加载 (Route Lazy Loading)

这是收益最大的优化点

import UserList from './views/UserList.vue'component: () => import('./views/UserList.vue')

依赖分包 (Manual Chunks)

将大型库(ECharts, bkui-vue)单独打包,避免 vendor hash 频繁变化。

按需引入 (Tree Shaking)

import _ from 'lodash'import debounce from 'lodash-es/debounce'

Gzip 压缩

npm install vite-plugin-compression -D

3. 完整配置模版

📦 获取完整 vite.config.ts 配置:skill://bundle-optimization/assets/vite.config.optimization.ts


📦 可用资源

  • skill://bundle-optimization/assets/vite.config.optimization.ts

根据 SKILL.md 中的 IF-THEN 规则判断是否需要加载

Repository
TencentBlueKing/bk-bcs
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