Vite配置preprocessorOptions全局引入less

css.preprocessorOptions.less.additionalData

import { defineConfig } from 'vite'
import vue from '@vitejs/plugin-vue'
// https://vitejs.dev/config/
export default defineConfig({
  plugins: [ vue() ],
  css: {
    preprocessorOptions: {
      less: {
        additionalData: `
          @import "@/assets/styles/variables.less";
          @import "@/assets/styles/mixins.less";
        `
      }
    }
  }
})