import { defineConfig } from 'vite'
import { svelte } from '@sveltejs/vite-plugin-svelte'

// Base path is absolute so nested path-routed URLs (e.g. /practice/drill/R3)
// resolve hashed asset URLs correctly. Use '/' for a dedicated domain, or set
// VITE_BASE=/practice/ at build time for a subpath deploy.
// (Relative base './' would break assets on nested routes — do not use it here.)
const base = process.env.VITE_BASE ?? '/'

export default defineConfig({
  base,
  plugins: [svelte()],
  build: {
    target: 'es2020',
  },
})