NestApplication reloading after each GET request about vite-plugin-node HOT 6 CLOSED

import { Logger } from '@nestjs/common';
import { NestFactory } from '@nestjs/core';
import { DocumentBuilder, SwaggerCustomOptions, SwaggerModule } from '@nestjs/swagger';

import { ApiModule } from './api.module';

if (process.env.NODE_ENV === 'production') {
  (async () => {
    const PORT = process.env.API_PORT || 3000;
    const app = await NestFactory.create(ApiModule);

    const config = new DocumentBuilder()
      .setTitle('Cats example')
      .setDescription('The cats API description')
      .setVersion('1.0')
      .addTag('cats')
      .build();

    const swaggerCustomOptions: SwaggerCustomOptions = {};

    const document = SwaggerModule.createDocument(app, config);
    SwaggerModule.setup('api', app, document, swaggerCustomOptions);

    Logger.log(`Server running on 'localhost:${PORT}'`, 'Bootstrap');
    await app.listen(PORT);
  })();
}

export const viteNodeApp = NestFactory.create(ApiModule);

let instance;

export const NestHandler: RequestAdapter<INestApplication> = async ({
  app,
  req,
  res,
}) => {
  if (!instance) {
    await app.init();
    instance = app.getHttpAdapter().getInstance();
  }

  // Todo: handle nest-fastify case

  instance(req, res);
};