[Feat] token 관리

[he2e2]

📌 관련 이슈

• Closes [Feat] 로그인 로직 구현 #61

💭 작업 내용

로그인 토큰 관리 로직을 구현했습니다

🤔 참고 사항

• 생각한 대로 구현은 해놨는데 나중에 실제로 테스트해봐야 알 것 같습니다

[netlify]

✅ Deploy Preview for palettee22 ready!

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[github-actions]

⚡ Lighthouse report for http://localhost:3000/

Category	Score
🔴 Performance	38
🟢 Accessibility	95
🟢 Best Practices	100
🟠 SEO	83

Detailed Metrics

Metric	Value
🔴 First Contentful Paint	43.7 s
🔴 Largest Contentful Paint	72.8 s
🟠 Total Blocking Time	300 ms
🟢 Cumulative Layout Shift	0
🔴 Speed Index	56.7 s

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[csk6314]

굿
로그인 로직은 완벽한듯??