// @ts-check
import { fileURLToPath } from 'node:url';
import { defineConfig } from 'astro/config';

const srcDir = fileURLToPath(new URL('./src', import.meta.url));
const libDir = fileURLToPath(new URL('./src/lib', import.meta.url));
import preact from '@astrojs/preact';

// https://astro.build/config
export default defineConfig({
  integrations: [
    preact({
      compat: true, // Enable React compatibility for better ecosystem support
    })
  ],
  
  // Build optimizations
  build: {
    inlineStylesheets: 'auto',
  },
  
  // Vite configuration for development
  vite: {
    resolve: {
      alias: {
        '@': srcDir,
        '@lib': libDir,
      },
    },
    define: {
      'process.env.NODE_ENV': JSON.stringify(process.env.NODE_ENV),
    },
    css: {
      modules: {
        localsConvention: 'camelCase',
      },
    },
    optimizeDeps: {
      include: ['preact/hooks'],
    },
  },
  
  // Development server configuration
  server: {
    port: 3000,
    host: true,
  },
  
  // Performance and SEO optimizations
  compressHTML: true,
});