>npm install -g firebase-tools 에러

명령어를 치면 아래와 같은 에러가 발생합니다

node버전은 v12.18.2 입니다 ㅜㅜ

>npm install -g firebase-tools

npm WARN deprecated request@2.88.2: request has been deprecated, see https://github.com/request/request/issues/3142

npm WARN checkPermissions Missing write access to /usr/local/lib/node_modules

npm ERR! code EACCES

npm ERR! syscall access

npm ERR! path /usr/local/lib/node_modules

npm ERR! errno -13

npm ERR! Error: EACCES: permission denied, access '/usr/local/lib/node_modules'

npm ERR!  [Error: EACCES: permission denied, access '/usr/local/lib/node_modules'] {

npm ERR!   errno: -13,

npm ERR!   code: 'EACCES',

npm ERR!   syscall: 'access',

npm ERR!   path: '/usr/local/lib/node_modules'

npm ERR! }

npm ERR!

npm ERR! The operation was rejected by your operating system.

npm ERR! It is likely you do not have the permissions to access this file as the current user

npm ERR!

npm ERR! If you believe this might be a permissions issue, please double-check the

npm ERR! permissions of the file and its containing directories, or try running

npm ERR! the command again as root/Administrator.

npm ERR! A complete log of this run can be found in:

npm ERR!     /Users/unggi/.npm/_logs/2020-07-02T07_33_57_911Z-debug.log