[Feature] 알림 설정 기능 구현 (토글)

[kimjuyoung99]

✅ PR Checklist

• 불필요한 코드 중복이 없습니다.
• 민감한 정보를 포함하지 않았습니다.
• 불필요한 콘솔 로그나 주석을 포함하지 않았습니다.
• 컴포넌트 key값에 고유한 값을 할당했습니다.

📝 Summary

🔗 ISSUE :

• 알림 설정 기능 구현
• 재로그인 시에도 설정한 알림 토글 상태 그대로 유지

🖼️ Screenshots

[github-actions]

⚡ Lighthouse Reports

http://localhost:4173/

Performance Metrics

Category	Score
Performance	🟠 76
Accessibility	🟢 100
Best Practices	🟠 75
SEO	🟢 100

Detailed Metrics

Metric	Value
First Contentful Paint	🔴 3.1 s
Largest Contentful Paint	🔴 4.7 s
Total Blocking Time	🟢 140 ms
Cumulative Layout Shift	🟢 0
Speed Index	🟢 3.2 s

Security Checks

Check	Status	Details
CSP-XSS	⚠️	Ensure CSP is effective against XSS attacks

http://localhost:4173/log

Performance Metrics

Category	Score
Performance	🟠 78
Accessibility	🟢 100
Best Practices	🟠 75
SEO	🟢 100

Detailed Metrics

Metric	Value
First Contentful Paint	🟠 2.9 s
Largest Contentful Paint	🔴 4.7 s
Total Blocking Time	🟢 40 ms
Cumulative Layout Shift	🟢 0
Speed Index	🟢 2.9 s

Security Checks

Check	Status	Details
CSP-XSS	⚠️	Ensure CSP is effective against XSS attacks

http://localhost:4173/login

Performance Metrics

Category	Score
Performance	🟢 92
Accessibility	🟢 100
Best Practices	🟠 75
SEO	🟢 100

Detailed Metrics

Metric	Value
First Contentful Paint	🟠 2.0 s
Largest Contentful Paint	🟠 3.2 s
Total Blocking Time	🟢 10 ms
Cumulative Layout Shift	🟢 0
Speed Index	🟢 2.0 s

Security Checks

Check	Status	Details
CSP-XSS	⚠️	Ensure CSP is effective against XSS attacks

http://localhost:4173/mypage

Performance Metrics

Category	Score
Performance	🟠 73
Accessibility	🟢 97
Best Practices	🟠 83
SEO	🟢 92

Detailed Metrics

Metric	Value
First Contentful Paint	🟠 3.0 s
Largest Contentful Paint	🔴 5.7 s
Total Blocking Time	🟢 50 ms
Cumulative Layout Shift	🟢 0.001
Speed Index	🟢 3.0 s

Security Checks

Check	Status	Details
CSP-XSS	⚠️	Ensure CSP is effective against XSS attacks

http://localhost:4173/profile/:id

Performance Metrics

Category	Score
Performance	🟠 76
Accessibility	🟢 97
Best Practices	🟠 75
SEO	🟢 100

Detailed Metrics

Metric	Value
First Contentful Paint	🟠 3.0 s
Largest Contentful Paint	🔴 5.1 s
Total Blocking Time	🟢 30 ms
Cumulative Layout Shift	🟢 0
Speed Index	🟢 3.0 s

Security Checks

Check	Status	Details
CSP-XSS	⚠️	Ensure CSP is effective against XSS attacks