import react from '@vitejs/plugin-react'
import { defineConfig } from 'vite'

const BACKEND = 'http://127.0.0.1:8080'

// 前后端分离开发：dev / preview 都把 /api 透传给本地 Rust 服务
export default defineConfig({
  plugins: [react()],
  server: {
    port: 5173,
    proxy: {
      '/api': { target: BACKEND, changeOrigin: true },
    },
  },
  preview: {
    port: 4173,
    proxy: {
      '/api': { target: BACKEND, changeOrigin: true },
    },
  },
  build: {
    outDir: 'dist',
    emptyOutDir: true,
  },
})