vite.config.ts

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

export default defineConfig({
  plugins: [react(), tailwindcss()],
  resolve: {
    alias: {
      '@': path.resolve(__dirname, './src'),
    },
  },
  build: {
    outDir: 'dist',
    emptyOutDir: true,
    lib: {
      entry: path.resolve(__dirname, './src/index.ts'),
      name: 'ReactSnakeGame',
      formats: ['es', 'cjs'],
      fileName: (format) => `index.${format === 'es' ? 'mjs' : 'cjs'}`,
    },
    rollupOptions: {
      external: ['react', 'react-dom', 'react/jsx-runtime'],
      output: {
        globals: {
          react: 'React',
          'react-dom': 'ReactDOM',
          'react/jsx-runtime': 'jsxRuntime',
        },
      },
    },
  },
})