오류가 떠서 문의 드립니다.

 WARNING in src\App.js Line 1:8: 'logo' is defined but never used no-unused-vars Line 7:3: 'Link' is defined but never used no-unused-vars Line 12:9: 'Registerpage' is defined but never used no-unused-vars ERROR in ./src/App.js 6:0-80 Module not found: Error: Can't resolve 'react-router-dom' in 'C:\Users\user\Desktop\react-firebase-chat-app\src' @ ./src/index.js 7:0-24 11:33-36 ERROR in ./src/App.js 7:0-54 Module not found: Error: Can't resolve './components/ChatPage/ChatPage' in 'C:\Users\user\Desktop\react-firebase-chat-app\src' @ ./src/index.js 7:0-24 11:33-36 ERROR in ./src/App.js 8:0-57 Module not found: Error: Can't resolve './components/LoginPage/LoginPage' in 'C:\Users\user\Desktop\react-firebase-chat-app\src' @ ./src/index.js 7:0-24 11:33-36 ERROR in src\App.js Line 20:44: 'ResisterPage' is not defined no-undef Search for the keywords to learn more about each error. 3 errors have detailed information that is not shown. Use 'stats.errorDetails: true' resp. '--stats-error-details' to show it. webpack 5.72.0 compiled with 4 errors and 1 warning in 194 ms

이러고 오류가 뜨는데 봐주실수 있나요