lifecycle

import UIKit

class SceneDelegate: UIResponder, UIWindowSceneDelegate {
    var window: UIWindow?
    var appCoordinator: AppCoordinator?

import express, { type Express, type Request, type Response } from 'express';

export function buildApp(isShuttingDown: () => boolean): Express {
  const app = express();
  app.disable('x-powered-by');

package main

import (
	"context"
	"log"
	"net/http"