nodejs 애플리케이션 컨테이너 만들기 : hellojs디렉토리 생성hello.js 파일 준비const http = require('http');const os = require('os');console.log("Test server starting...");var handler = function(request, response){ console.log("Received request from " + request.connection.remoteAddress); response.writeHead(200); response.end("Container Hostname: " + os.hostname() + "\n");};var www = http.createServer(handler);www.lis..