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

// https://vite.dev/config/
export default defineConfig({
  plugins: [react()],
  build: {
    rollupOptions: {
      output: {
        // Keep bundle sizes manageable (and make caching better) by splitting common deps.
        manualChunks(id) {
          if (!id.includes('node_modules')) return

          // Keep this match tight: many packages contain "react" in their name.
          if (/node_modules[\\/](react|react-dom|scheduler)[\\/]/.test(id)) return 'react'

          return 'vendor'
        },
      },
    },
  },
})