agregando pipes para la validacion de datos

import { AppModule } from './app.module';

import { SwaggerModule, DocumentBuilder } from '@nestjs/swagger';

import { ServerConstants } from './constants/server.contants';

import { ValidationPipe } from '@nestjs/common';

async function bootstrap() {

  const app = await NestFactory.create(AppModule);

  app.useGlobalPipes(

    new ValidationPipe({

      transform: true,

    }),

  );

  const config = new DocumentBuilder()

    .setTitle('Pueblos Magicos API')

    .setVersion('1.0')