app/vite.config.js

import { defineConfig } from 'vite'
  import react from '@vitejs/plugin-react'
  import { copyFileSync, mkdirSync, readdirSync, existsSync, statSync } from 'fs'
  import { execSync } from 'child_process'
  import { resolve, join } from 'path'

  function copyFolderSync(src, dest) {
    mkdirSync(dest, { recursive: true })
    const entries = readdirSync(src)

    for (const entry of entries) {
      const srcPath = join(src, entry)
      const destPath = join(dest, entry)

      if (statSync(srcPath).isDirectory()) {
        copyFolderSync(srcPath, destPath)
      } else {
        copyFileSync(srcPath, destPath)
      }
    }
  }

  function copyFoldersPlugin() {
    return {
      name: 'copy-folders-plugin',
      closeBundle() {
        const outDir = resolve(__dirname, 'dist')
        const apiSrc = resolve(__dirname, 'api')
        const apiDest = resolve(outDir, 'api')
        const vendorSrc = resolve(__dirname, 'vendor')
        const vendorDest = resolve(outDir, 'vendor')

        try {
          if (existsSync(apiSrc)) {
            copyFolderSync(apiSrc, apiDest)
            console.log('✓ API folder copied to dist/api')
          }
        } catch (err) {
          console.error('Error copying API folder:', err)
        }

        try {
          if (existsSync(vendorSrc)) {
            try {
              execSync('composer install --no-dev --quiet', { cwd: resolve(__dirname) })
            } catch {
              console.warn('⚠ composer not found, copying vendor as-is')
            }
            copyFolderSync(vendorSrc, vendorDest)
            try {
              execSync('composer install --quiet', { cwd: resolve(__dirname) })
            } catch {
              // composer not in PATH - dev deps already present
            }
            console.log('✓ Vendor folder copied to dist/vendor')
          }
        } catch (err) {
          console.error('Error copying vendor folder:', err)
        }

        console.log('✓ Build complete!')
      }
    }
  }

  export default defineConfig({
    plugins: [react(), copyFoldersPlugin()],
    test: {
      globals: true,
      environment: 'jsdom',
      setupFiles: './src/test/setup.js',
    },
    build: {
      outDir: 'dist',
      emptyOutDir: true,
      sourcemap: false,
      target: 'es2020',
      rollupOptions: {
        output: {
          manualChunks: {
            'vendor-react': ['react', 'react-dom', 'react-router-dom'],
            'vendor-animation': ['framer-motion'],
            'vendor-utils': ['date-fns', 'dompurify']
          }
        }
      }
    },
    server: {
    port: 3000,
    host: true,
    proxy: {
      '/api': {
        target: 'http://localhost:8000',
        changeOrigin: true,
        secure: false,
        cookieDomainRewrite: 'localhost',
        cookiePathRewrite: '/'
      }
    }
  }
  })