react js-cookie module not found

Compiled with problems:X

ERROR in ./src/hooks/useAuth.js 3:0-32

Module not found: Error: Can't resolve 'js-cookie' in '경로'

react 실행하려니까 위와 같은 에러 발생

npm install을 실행했으나 아래 같은 npm 에러 발생.

npm WARN config global `--global`, `--local` are deprecated. Use `--location=global` instead.
npm WARN ERESOLVE overriding peer dependency
npm WARN While resolving: create-react-context@0.2.3
npm WARN Found: react@17.0.2
npm WARN node_modules/react
npm WARN   react@"^17.0.2" from the root project
npm WARN   51 more (@ant-design/icons, @ant-design/react-slick, ...)
npm WARN
npm WARN Could not resolve dependency:
npm WARN peer react@"^0.14.0 || ^15.0.0 || ^16.0.0" from create-react-context@0.2.3
npm WARN node_modules/create-react-context
npm WARN   create-react-context@"^0.2.3" from react-naver-maps@0.0.13
npm WARN   node_modules/react-naver-maps
npm WARN
npm WARN Conflicting peer dependency: react@16.14.0
npm WARN node_modules/react
npm WARN   peer react@"^0.14.0 || ^15.0.0 || ^16.0.0" from create-react-context@0.2.3
npm WARN   node_modules/create-react-context
npm WARN     create-react-context@"^0.2.3" from react-naver-maps@0.0.13
npm WARN     node_modules/react-naver-maps
npm ERR! code ERESOLVE
npm ERR! ERESOLVE could not resolve
npm ERR!
npm ERR! While resolving: react-lottie@1.2.3
npm ERR! Found: react@17.0.2
npm ERR! node_modules/react
npm ERR!   react@"^17.0.2" from the root project
npm ERR!   peer react@">=16.0.0" from @ant-design/icons@4.7.0
npm ERR!   node_modules/@ant-design/icons
npm ERR!     dev @ant-design/icons@"^4.7.0" from the root project
npm ERR!     @ant-design/icons@"^4.7.0" from antd@4.19.3
npm ERR!     node_modules/antd
npm ERR!       antd@"^4.19.3" from the root project
npm ERR!   50 more (@ant-design/react-slick, @testing-library/react, antd, ...)
npm ERR!
npm ERR! Could not resolve dependency:
npm ERR! peer react@"^0.14.7 || ^15.0.0 || ^16.0.0" from react-lottie@1.2.3
npm ERR! node_modules/react-lottie
npm ERR!   react-lottie@"^1.2.3" from the root project
npm ERR!
npm ERR! Conflicting peer dependency: react@16.14.0
npm ERR! node_modules/react
npm ERR!   peer react@"^0.14.7 || ^15.0.0 || ^16.0.0" from react-lottie@1.2.3
npm ERR!   node_modules/react-lottie
npm ERR!     react-lottie@"^1.2.3" from the root project
npm ERR!
npm ERR! Fix the upstream dependency conflict, or retry
npm ERR! this command with --force, or --legacy-peer-deps
npm ERR! to accept an incorrect (and potentially broken) dependency resolution.
npm ERR!
npm ERR! See C:\Users\USER\AppData\Local\npm-cache\eresolve-report.txt for a full report.

npm ERR! A complete log of this run can be found in:
npm ERR!     C:\Users\USER\AppData\Local\npm-cache\_logs\2022-09-07T01_01_30_577Z-debug-0.log

에러를 잘 보면

npm ERR! Fix the upstream dependency conflict, or retry
#### npm ERR! this command with --force, or --legacy-peer-deps
npm ERR! to accept an incorrect (and potentially broken) dependency resolution.

권장하는 커멘드가 있어서
npm install --legacy-peer-deps
하니까 됐다!!!!
왜그런지는 이제 알아봐야지...

참고 : https://stackoverflow.com/questions/64529958/error-when-trying-to-install-react-redux-dependency