Function bootstrap

backend/api/src/main.ts:12–62

()

} from './utils/cors.utils';

async function bootstrap() {
  const app = await NestFactory.create(AppModule);
  const isProduction = process.env.NODE_ENV === 'production';

  if (isProduction) {
    app.use(helmet());
    app.use(compression());
  }

  // Enable cookie parsing
  app.use(cookieParser());

  // Enable CORS for frontend
  const allowedOrigins = parseAllowedOrigins(process.env.ALLOWED_ORIGINS, [
    process.env.FRONTEND_URL || 'http://localhost:5173',
  ]);

  app.enableCors({
    origin: createCorsOriginChecker(allowedOrigins),
    methods: ['GET', 'POST', 'PUT', 'PATCH', 'DELETE', 'OPTIONS'],
    allowedHeaders: ['Content-Type', 'Authorization', 'Cache-Control'],
    exposedHeaders: ['Content-Type'],
    credentials: true, // Required for cookies
  });

  // Enable global validation
  app.useGlobalPipes(
    new ValidationPipe({
      whitelist: true,
      forbidNonWhitelisted: true,
      transform: true,
    }),
  );

  // Set global prefix
  app.setGlobalPrefix('api');

  const port = process.env.PORT || 3001;
  await app.listen(port);

  const protocol = isProduction ? 'https' : 'http';
  const host = isProduction ? 'production' : 'localhost';

  console.log(
    `🚀 DataKit API is running on: ${protocol}://${host}:${port}/api`,
  );
  console.log(
    `📊 Health check available at: ${protocol}://${host}:${port}/api/health`,
  );
  console.log(`🌍 Environment: ${process.env.NODE_ENV || 'development'}`);
}
bootstrap();