Edu/services/msg/src/main.ts

import 'reflect-metadata';
import { NestFactory } from '@nestjs/core';
import { AppModule } from './app.module.js';
import { GlobalErrorFilter } from './shared/errors/global-error.filter.js';
import { initTracer, shutdownTracer } from './shared/observability/tracer.js';
import { env } from './config/env.js';
import { logger } from './shared/observability/logger.js';

async function bootstrap(): Promise<void> {
  initTracer();

  const app = await NestFactory.create(AppModule, {
    logger: ['log', 'error', 'warn'],
  });

  app.useGlobalFilters(new GlobalErrorFilter());
  app.enableShutdownHooks();

  await app.listen(env.PORT);
  logger.info({ port: env.PORT }, 'Msg service started');

  process.on('SIGTERM', async () => {
    await app.close();
    await shutdownTracer();
  });
}

bootstrap().catch((err: unknown) => {
  logger.error({ err }, 'Failed to start msg service');
  process.exit(1);
});