npm init react-app . 명령어를 실행했으나, 다음과 같은 메시지만 나오고 프로젝트가 생성되지 않았을 때, > npx > create-react-app . You are running create-react-app 5.0.1, which is behind the latest release (5.1.0). We recommend always using the latest version of create-react-app if possible. The latest instructions for creating a new app can be found here: https://create-react-app.dev/docs/getting-started/ Getting Started | Create..