enhance(backend): Implementation of HTTP header and body validation to fix SIF-2023-002

[sinoru]

What

Enhances implementation of HTTP header and body validation to fix SIF-2023-002
SIF-2023-002を修正するため、HTTPヘッダーおよびボディー検証実装機能を向上させます。

Why

This will uses Buffer instead of string on HTTP header and body validation for performance.
パフォーマンスのために、HTTPヘッダーおよびボディー検証に文字列の代わりにバッファを使用します。

Checklist

• Read the contribution guide
• Test working in a local environment
• (If needed) Add story of storybook
• (If needed) Update CHANGELOG.md
• (If possible) Add tests

[github-actions]

このPRによるapi.jsonの差分

差分はこちら

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[codecov]

Codecov Report

Attention: 17 lines in your changes are missing coverage. Please review.

Comparison is base (d2906d4) 78.80% compared to head (9f71654) 78.77%.

Files	Patch %	Lines
...ges/backend/src/server/ActivityPubServerService.ts	26.08%	17 Missing ⚠️

Additional details and impacted files

@@             Coverage Diff             @@
##           develop   #12334      +/-   ##
===========================================
- Coverage    78.80%   78.77%   -0.03%     
===========================================
  Files          945      945              
  Lines       102013   102033      +20     
  Branches      8242     8239       -3     
===========================================
- Hits         80390    80381       -9     
- Misses       21623    21652      +29     

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[perillamint]

This also improves compatibility between (potential) non-utf8 POST requests.
これはまた、utf8でない(可能性のある)POSTリクエスト間の互換性を向上させます。

[syuilo]

👍🏻 👍🏻 👍🏻