hedgedoc/src/main.ts

import { ValidationPipe } from '@nestjs/common'
import { NestFactory } from '@nestjs/core'
import { AppModule } from './app.module'

async function bootstrap () {
  const app = await NestFactory.create(AppModule)
  app.useGlobalPipes(new ValidationPipe({ forbidUnknownValues: true, skipMissingProperties: false, transform: true }))
  await app.listen(3000)
}

bootstrap()