text: 
  const { override, addWebpackAlias } = require('customize-cra')
  const path = require('path')
  
  // 工具函数：生成路径
  function resolve (dir) {
    return path.join(__dirname, '.', dir)
  }
  
  module.exports = override(
    addWebpackAlias({
      ['@']: resolve('src')
    })
  )