import { resolve } from 'path' const isCodeSandbox = 'SANDBOX_URL' in process.env || 'CODESANDBOX_HOST' in process.env export default { root: 'src/', publicDir: '../static/', base: './', server: { host: true, open: !isCodeSandbox, port: 8899, }, build: { outDir: '../dist', emptyOutDir: true, sourcemap: true, rollupOptions: { input: { index: resolve(__dirname, 'src/index.html'), }, }, } }