use 훅으로 인한 async 기능 개선

• useEffect 안에서 API Calls를 하는 것이 왜 안좋은가? : https://articles.wesionary.team/why-useeffect-is-a-bad-place-to-make-api-calls-98a606735c1c

• https://dev.to/dayvster/react-just-got-even-more-awesome-f15

Essentially, we're finally getting a native way to handle async functionallity in React. Meaning we don't really need to relly on useEffect to fetch our data we can simple create an axios fetch request and wrap it in a use hook.