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Basic Next.js app with Tailwind and shadcn UI
The development server runs on port 3000 as soon as the sandbox is ready.
// template.ts
import { Template, waitForURL } from 'e2b'

export const template = Template()
  .fromNodeImage('21-slim')
  .setWorkdir('/home/user/nextjs-app')
  .runCmd(
    'npx create-next-app@14.2.30 . --ts --tailwind --no-eslint --import-alias "@/*" --use-npm --no-app --no-src-dir'
  )
  .runCmd('npx shadcn@2.1.7 init -d')
  .runCmd('npx shadcn@2.1.7 add --all')
  .runCmd(
    'mv /home/user/nextjs-app/* /home/user/ && rm -rf /home/user/nextjs-app'
  )
  .setWorkdir('/home/user')
  .setStartCmd('npx next --turbo', waitForURL('http://localhost:3000'))

// build.ts
import { Template, defaultBuildLogger } from 'e2b'
import { template as nextJSTemplate } from './template'

Template.build(nextJSTemplate, 'nextjs-app', {
  cpuCount: 4,
  memoryMB: 4096,
  onBuildLogs: defaultBuildLogger(),
})