https://velog.io/@velopert/Redux-3-%EB%A6%AC%EB%8D%95%EC%8A%A4%EB%A5%BC-%EB%A6%AC%EC%95%A1%ED%8A%B8%EC%99%80-%ED%95%A8%EA%BB%98-%EC%82%AC%EC%9A%A9%ED%95%98%EA%B8%B0-nvjltahf5e