import { execa } from 'execa'; const api = execa('npm', ['run', 'dev-api']); api.stdout.pipe(process.stdout); api.stderr.pipe(process.stderr); const build = execa('yarn', ['astro', 'build', '--experimental-ssr']); build.stdout.pipe(process.stdout); build.stderr.pipe(process.stderr); await build; api.kill();