teapot_system/frontend/vite.config.ts

import { defineConfig } from 'vite'
import vue from '@vitejs/plugin-vue'
import Components from 'unplugin-vue-components/vite'
import { ElementPlusResolver } from 'unplugin-vue-components/resolvers'

// https://vite.dev/config/
export default defineConfig({
  plugins: [
    vue(),
    Components({
      dts: true,
      resolvers: [
        ElementPlusResolver({
          importStyle: 'css',
          directives: true,
        }),
      ],
    }),
  ],
  build: {
    rollupOptions: {
      output: {
        manualChunks(id) {
          if (!id.includes('node_modules')) {
            return undefined
          }

          if (id.includes('element-plus')) {
            return 'element-plus'
          }

          if (id.includes('vue-router') || id.includes('pinia') || id.includes('/vue/')) {
            return 'vue-vendor'
          }

          return 'vendor'
        },
      },
    },
  },
  server: {
    port: 8090,
    host: '0.0.0.0',
    proxy: {
      '/api': {
        target: 'http://backend:8080',
        changeOrigin: true
      }
    }
  },
  preview: {
    port: 8090,
    host: '0.0.0.0',
    proxy: {
      '/api': {
        target: 'http://backend:8080',
        changeOrigin: true
      }
    }
  }
})