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deploy/#47 Vercel Function Region 서울(icn1)로 변경#48

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hun0613 merged 2 commits into
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deploy/#47
Apr 11, 2026
Merged

deploy/#47 Vercel Function Region 서울(icn1)로 변경#48
hun0613 merged 2 commits into
mainfrom
deploy/#47

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@hun0613
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@hun0613 hun0613 commented Apr 11, 2026

Summary

  • Vercel Function Region(iad1, 미국 버지니아)과 Supabase DB Region(ap-northeast-2, 서울) 불일치로
    인한 매 쿼리당 ~200ms 네트워크 레이턴시 해소
  • vercel.json에 regions: ["icn1"] 설정 추가

Background

  • 로컬 dev는 빠르지만 배포 환경에서 모든 데이터 fetch가 일정하게 느림
  • Cold Start가 아닌 리전 불일치로 인한 네트워크 레이턴시가 근본 원인
  • 태평양 왕복 RTT가 매 Supabase 쿼리에 추가됨

Expected Effect

  • RTT: ~200ms → 20ms 이하 (약 90% 감소)
  • SSR 페이지 데이터 로딩 속도 개선

Verification

  • PR 머지 후 재배포 → Vercel 대시보드에서 Function Region icn1 확인 → 실제 속도 체감

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
@hun0613 hun0613 self-assigned this Apr 11, 2026
@hun0613 hun0613 added deploy Deploy Web or App improvement improve feature or service labels Apr 11, 2026
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vercel Bot commented Apr 11, 2026

The latest updates on your projects. Learn more about Vercel for GitHub.

Project Deployment Actions Updated (UTC)
jang-assistant Ready Ready Preview, Comment Apr 11, 2026 0:49am

- vercel.json의 regions 필드는 Pages Router 레거시용이라 App Router에서 미적용
- layout.tsx에 preferredRegion='icn1' 선언으로 모든 라우트에 상속

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
@hun0613 hun0613 merged commit 7a3d21d into main Apr 11, 2026
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@hun0613 hun0613 deleted the deploy/#47 branch April 11, 2026 12:50
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