import { defineConfig } from 'astro/config';
import react from '@astrojs/react';
import node from '@astrojs/node';
import icon from 'astro-icon';
import tailwindcss from '@tailwindcss/vite';

export default defineConfig({
  output: 'server',
  adapter: node({ mode: 'standalone' }),
  integrations: [
    react(),
    icon({ include: { lucide: ['plus', 'book-open', 'zap', 'cpu'] } }),
  ],
  telemetry: false,
  devToolbar: { enabled: false },
  vite: {
    plugins: [tailwindcss()],
    ssr: { external: ['@resvg/resvg-js'] },
    build: {
      // CodeMirror + uPlot + React naturally exceeds 500kB minified
      chunkSizeWarningLimit: 700,
      rollupOptions: { external: ['@resvg/resvg-js'] },
    },
    optimizeDeps: { exclude: ['@resvg/resvg-js'] },
    server: {
      host: '0.0.0.0',
      ...(process.env.VITE_HMR_HOST && {
        hmr: {
          host: process.env.VITE_HMR_HOST,
          protocol: 'wss',
          clientPort: 443
        }
      })
    }
  }
});