실습 실습1: 간단한 Hellow World 프로그램 Node.js로 구성된 웹 서비스를 작동해 봅니다. 실습 과정 환경 설정 Dockerfile 생성 Docker Image 생성 Docker Container 실행 # app.js console.log("Hello Docker!"); # Dockerfile FROM node:alpine COPY . /app WORKDIR /app CMD node app.js # Docker Image docker build -t hello-world-docker docker image ls # Docker Container docker run hello-world-docker # Docker Registry docker tag hello-world-docker:late..