class Application { } class Router { } const app = new Application(); const router = new Router(); router.get("/", (ctx)=>{ ctx.response.body = "Index Page"; }); router.get("/users", (ctx)=>{ ctx.response.body = "Users Page"; }); app.use(router.routes()); app.use(router.allowedMethods()); console.log(`Now listening on http://0.0.0.0:3000`); await app.listen("0.0.0.0:3000");