https://blog.dahoon06.com 프론트엔드 개발자 전다훈의 실무 아카이빙과 개발·일상 블로그 ko Mon, 12 Oct 2026 07:19:01 GMT https://blog.dahoon06.com/posts/nextjs-app-router-statehttps://blog.dahoon06.com/posts/nextjs-app-router-stateApp Router가 만드는 모듈 스코프·직렬화·하이드레이션·네비게이션 네 경계를 기준으로 상태를 어디에 둘지 정리한다.Wed, 23 Sep 2026 00:00:00 GMT💻 FrontendNextjsReactReact-QueryServerSide https://blog.dahoon06.com/posts/http-options-cors-preflighthttps://blog.dahoon06.com/posts/http-options-cors-preflightOPTIONS 메서드와 CORS preflight를 스펙·브라우저 구현·실측으로 검증한 기술 노트Wed, 23 Sep 2026 00:00:00 GMT스터디DevelopmentFetchServer https://blog.dahoon06.com/posts/csr-client-signing-keyhttps://blog.dahoon06.com/posts/csr-client-signing-keyCSR 클라이언트 서명키란Wed, 23 Sep 2026 00:00:00 GMT🤖 Computer Science https://blog.dahoon06.com/posts/parallel-routes-intercepting-routeshttps://blog.dahoon06.com/posts/parallel-routes-intercepting-routes사이드프로젝트Thu, 04 Jun 2026 00:00:00 GMT💻 FrontendNextjs https://blog.dahoon06.com/archiving/monorepo-ai-agent-architecturehttps://blog.dahoon06.com/archiving/monorepo-ai-agent-architecture모노레포 환경에서의 claude code 최적화Fri, 01 May 2026 00:00:00 GMTcluade codemonorepo https://blog.dahoon06.com/archiving/mysql-table-indexinghttps://blog.dahoon06.com/archiving/mysql-table-indexing대용량 테이블 인덱스 재 설계Fri, 01 May 2026 00:00:00 GMTMySQLindexing https://blog.dahoon06.com/archiving/ichart-lighthousehttps://blog.dahoon06.com/archiving/ichart-lighthouse아이차트 성능 지표 개선하기Fri, 01 May 2026 00:00:00 GMTfrontendiChartlighthouse https://blog.dahoon06.com/archiving/nestjs-api-server-design-cicdhttps://blog.dahoon06.com/archiving/nestjs-api-server-design-cicd레거시 PHP 서비스에 NestJS를 점진적으로 도입하며 겪은 것들Wed, 18 Mar 2026 00:00:00 GMTbackendNestJSCI/CDbackendmonorepoTypeORMBlue-Green Deployment https://blog.dahoon06.com/posts/daily-log-3https://blog.dahoon06.com/posts/daily-log-3서버 이전, 그리고 야근Sat, 14 Feb 2026 00:00:00 GMT😎 일상Daily https://blog.dahoon06.com/archiving/mysql-index-batch-optimizationhttps://blog.dahoon06.com/archiving/mysql-index-batch-optimization배치 돌리다가 개발 DB 다운됨Tue, 10 Feb 2026 00:00:00 GMTbackendMySQLindexingPHP https://blog.dahoon06.com/posts/redis-server-migrationhttps://blog.dahoon06.com/posts/redis-server-migrationEC2에 레디스 서버 설치하기Thu, 22 Jan 2026 00:00:00 GMTDevelopmentEC2DevelopmentRedis https://blog.dahoon06.com/posts/gitlab-server-migrationhttps://blog.dahoon06.com/posts/gitlab-server-migration결국엔 깃허브로Tue, 20 Jan 2026 00:00:00 GMTDevelopmentDevelopmentServergitlab https://blog.dahoon06.com/posts/nextjs-serverhttps://blog.dahoon06.com/posts/nextjs-serverNextjs 실행 컨텍스트Tue, 06 Jan 2026 00:00:00 GMTDevelopmentNextjs https://blog.dahoon06.com/archiving/legacy-file-storage-to-r2https://blog.dahoon06.com/archiving/legacy-file-storage-to-r2FTP 기반 레거시 이미지 서버를 Cloudflare R2 + CDN으로 옮긴 과정을 정리했다. presigned URL로 서명 키를 API 서버 한 곳에 모으고, 게시글 본문 등 옛 경로가 박힌 곳을 DB 수정 없이 조회 시점 치환으로 풀어낸 이야기, 그리고 삭제·캐시 퍼지와 마이그레이션 중 만난 함정들을 다룬다.Fri, 02 Jan 2026 00:00:00 GMTinfraCloudflare R2스토리지PHPCDNmigration https://blog.dahoon06.com/posts/react-native-webviewhttps://blog.dahoon06.com/posts/react-native-webview레거시 코드 걷어내기Tue, 21 Oct 2025 00:00:00 GMTDevelopmentDevelopment https://blog.dahoon06.com/posts/sqld-certification-preparationhttps://blog.dahoon06.com/posts/sqld-certification-preparation공부하자Mon, 20 Oct 2025 00:00:00 GMT😎 일상SQLDDailySQL https://blog.dahoon06.com/posts/nextjs-chunk-load-errorhttps://blog.dahoon06.com/posts/nextjs-chunk-load-errorChunkLoadError: Loading chunk 4166 failed.Wed, 08 Oct 2025 00:00:00 GMTDevelopmentNextjsDevelopmentissue https://blog.dahoon06.com/posts/docker-comopse-force-recreatehttps://blog.dahoon06.com/posts/docker-comopse-force-recreate컨테이너 배포 꼬임Fri, 26 Sep 2025 00:00:00 GMTDevelopmentDevelopmentDockerissue https://blog.dahoon06.com/posts/introducing-core-package-test-codehttps://blog.dahoon06.com/posts/introducing-core-package-test-codejestWed, 24 Sep 2025 00:00:00 GMTDevelopmentDevelopmentJest https://blog.dahoon06.com/archiving/e2e-legacy-compat-testinghttps://blog.dahoon06.com/archiving/e2e-legacy-compat-testingPHP 레거시와 Next.js 리뉴얼이 같은 쿠키를 읽는다는 걸 사람이 아니라 시스템으로 증명하기 위해 E2E 테스트 스위트를 처음부터 설계한 이야기. 53개 라우트, 324개 테스트를 프로젝트 단위로 쪼개 안정성을 확보하고, 그 테스트를 PR 머지 차단 CI 게이트로 묶은 과정을 다룬다.Wed, 24 Sep 2025 00:00:00 GMTinfranextjsPHPFSDE2EPlaywrightCI https://blog.dahoon06.com/posts/delpoy-cloudflare-nginxhttps://blog.dahoon06.com/posts/delpoy-cloudflare-nginxnextjs docker cloudflareWed, 17 Sep 2025 00:00:00 GMTDevelopmentDevelopment https://blog.dahoon06.com/posts/frontendhttps://blog.dahoon06.com/posts/frontend개발하면서 고민했던 부분 일단 그냥 모아봐Fri, 05 Sep 2025 00:00:00 GMTDevelopmentDevelopment https://blog.dahoon06.com/posts/custom-fetcherhttps://blog.dahoon06.com/posts/custom-fetchercustom fetcherMon, 25 Aug 2025 00:00:00 GMTDevelopmentDevelopment https://blog.dahoon06.com/posts/comment-report-schemahttps://blog.dahoon06.com/posts/comment-report-schema댓글, 신고 테이블 설계Sun, 17 Aug 2025 00:00:00 GMTDevelopmentdev log https://blog.dahoon06.com/posts/back-office-develophttps://blog.dahoon06.com/posts/back-office-develop추후 인스티즈도 통합 Sat, 16 Aug 2025 00:00:00 GMTDevelopmentDevelopment https://blog.dahoon06.com/posts/tailwind-layerhttps://blog.dahoon06.com/posts/tailwind-layerlayer 체크Fri, 15 Aug 2025 00:00:00 GMTDevelopmentDevelopment https://blog.dahoon06.com/posts/dev-server-seo-blockhttps://blog.dahoon06.com/posts/dev-server-seo-block아이차트 개발 서버가 구글 SEO에 노출된 문제 해결 과정Wed, 13 Aug 2025 00:00:00 GMTDevelopment https://blog.dahoon06.com/posts/docker-build-failedhttps://blog.dahoon06.com/posts/docker-build-failed삽질Mon, 11 Aug 2025 00:00:00 GMTDevelopmentissue https://blog.dahoon06.com/posts/django-local-hosthttps://blog.dahoon06.com/posts/django-local-host장고 로컬 실행 안됨 - host 문제Mon, 11 Aug 2025 00:00:00 GMTDevelopmentissue https://blog.dahoon06.com/posts/abstracthttps://blog.dahoon06.com/posts/abstract컴포넌트 추상화Wed, 30 Jul 2025 00:00:00 GMTDevelopmentDevelopment https://blog.dahoon06.com/posts/clean-architecture-or-fsd-architecturehttps://blog.dahoon06.com/posts/clean-architecture-or-fsd-architecture프론트엔드 아키텍처Sun, 20 Jul 2025 00:00:00 GMT💻 FrontendDevelopment https://blog.dahoon06.com/archiving/session-bridge-php-jwthttps://blog.dahoon06.com/archiving/session-bridge-php-jwtPHP 레거시와 신규 Next.js/NestJS가 공존하는 동안 로그인 상태가 서로 어긋나는 문제를, NestJS가 PHP와 같은 포맷으로 세션을 함께 기록하는 방식으로 풀었던 과정을 정리했다.Wed, 07 May 2025 00:00:00 GMTbackendPHPnextjsmigration https://blog.dahoon06.com/archiving/redis-streams-migrationhttps://blog.dahoon06.com/archiving/redis-streams-migration10년 넘은 커뮤니티 서비스의 키워드 알림 기능을 DB 폴링 데몬 22개 구조에서 Redis Streams 컨슈머 그룹 기반으로 재설계한 회고. 컨슈머 그룹과 PEL, MAXLEN, TTL 등에서 실제로 겪은 함정들과, 알림 지연을 3초대에서 50ms 미만으로 줄인 과정을 정리했다.Thu, 20 Mar 2025 00:00:00 GMTbackendRedis Streams메시지큐 https://blog.dahoon06.com/archiving/fontawesome-icon-subset-pipelinehttps://blog.dahoon06.com/archiving/fontawesome-icon-subset-pipelineFont Awesome 아이콘 폰트 전체를 그대로 번들에 넣고 있었는데, 실제 사용하는 아이콘은 200개도 안 된다는 걸 알고 서브셋 빌드 파이프라인을 직접 만든 이야기. 정규식 CSS 파싱이 왜 위험한지, 런타임에 조립되는 아이콘 이름을 어떻게 정적으로 추적했는지, 줄인 폰트도 로드 순서 때문에 왜 여전히 느렸는지를 반말 회고체로 정리했다.Wed, 19 Feb 2025 00:00:00 GMTfrontendmonoreponextjslighthouse https://blog.dahoon06.com/posts/daily-log-2https://blog.dahoon06.com/posts/daily-log-2byebye PMI.. Hello Instiz!!Thu, 19 Dec 2024 00:00:00 GMT😎 일상Daily https://blog.dahoon06.com/posts/npm-만들기-2https://blog.dahoon06.com/posts/npm-만들기-2env-managerFri, 25 Oct 2024 00:00:00 GMTDevelopmentDevelopment https://blog.dahoon06.com/posts/npm-만들기https://blog.dahoon06.com/posts/npm-만들기env-managerThu, 24 Oct 2024 00:00:00 GMTDevelopmentDevelopment https://blog.dahoon06.com/posts/error-debugginghttps://blog.dahoon06.com/posts/error-debugging couldn't get current server API group listFri, 16 Aug 2024 00:00:00 GMTDevelopmentDevelopmentKubeK8SKubernates https://blog.dahoon06.com/posts/daily-log-1https://blog.dahoon06.com/posts/daily-log-1오늘도 어김없이 기획팀과의 대화Fri, 02 Aug 2024 00:00:00 GMT😎 일상Daily https://blog.dahoon06.com/posts/nextjs-cant-recognize-the-exported-config-field-in-routehttps://blog.dahoon06.com/posts/nextjs-cant-recognize-the-exported-config-field-in-routeNext.js can't recognize the exported config field in route "/src/middleware":Tue, 30 Jul 2024 00:00:00 GMTDevelopmentNextjs https://blog.dahoon06.com/posts/http-modulehttps://blog.dahoon06.com/posts/http-module토큰을 보내고 싶어요Thu, 25 Jul 2024 00:00:00 GMTDevelopmentDevelopmentNestJS모노레포 https://blog.dahoon06.com/posts/hydration-mismatchhttps://blog.dahoon06.com/posts/hydration-mismatchHydrationFri, 19 Jul 2024 00:00:00 GMTDevelopmentDevelopment https://blog.dahoon06.com/posts/unisurvey-login-flowhttps://blog.dahoon06.com/posts/unisurvey-login-flow유니서베이 로그인Thu, 18 Jul 2024 00:00:00 GMTDevelopmentDevelopment https://blog.dahoon06.com/posts/mongo-exec-leanhttps://blog.dahoon06.com/posts/mongo-exec-lean무심코 사용한 mongodb exec(), lean()Wed, 17 Jul 2024 00:00:00 GMTDevelopmentDevelopmentmongoDB https://blog.dahoon06.com/posts/local-docker-containerhttps://blog.dahoon06.com/posts/local-docker-container도커로 개발 환경 구축하기Wed, 17 Jul 2024 00:00:00 GMTDevelopmentDailyDocker https://blog.dahoon06.com/posts/nextjs-middlewarehttps://blog.dahoon06.com/posts/nextjs-middleware💡 오늘의 키워드Tue, 16 Jul 2024 00:00:00 GMTDevelopmentDevelopmentNextjs https://blog.dahoon06.com/posts/unisurvey-migration-with-nextjshttps://blog.dahoon06.com/posts/unisurvey-migration-with-nextjs설렘 - 프로젝트 구조 작업Mon, 15 Jul 2024 00:00:00 GMT😎 일상모노레포TurboRepoDevelopmentNextjsVue https://blog.dahoon06.com/posts/common-packageshttps://blog.dahoon06.com/posts/common-packages공통 패키지 관련 이슈 모음Fri, 12 Jul 2024 00:00:00 GMT😎 일상Development모노레포Trouble shooting https://blog.dahoon06.com/posts/jest-with-nestjshttps://blog.dahoon06.com/posts/jest-with-nestjs함수 테스트Sat, 01 Jun 2024 00:00:00 GMTDevelopmentJestNestJS https://blog.dahoon06.com/posts/fe-be-monorepo-통합https://blog.dahoon06.com/posts/fe-be-monorepo-통합프론트와 백엔드 간 파일 공유Thu, 02 May 2024 00:00:00 GMTDevelopmentTurboRepoReactNestJS모노레포