https://sungprofile.cloud/dev/AI 코딩 에이전트와 1인으로 사이트를 운영하며 겪은 문제와 해결 기록kohttps://sungprofile.cloud/dev/multi-ai-sessions/https://sungprofile.cloud/dev/multi-ai-sessions/Tue, 20 Oct 2026 09:00:00 +0900끊긴 빌드가 남긴 잠금 파일로 배포가 조용히 건너뛰어진 일, 두 세션의 변경을 원본 4개만 3-way 병합한 과정, 숫자 교차 대조, 다른 세션이 전한 승인의 범위 해석까지 솔직하게 적었어요.AI 에이전트자동화https://sungprofile.cloud/dev/d1-read-budget/https://sungprofile.cloud/dev/d1-read-budget/Tue, 20 Oct 2026 09:00:00 +0900같은 테이블을 열세 번 훑던 관리자 통계를 최근 7일 행 한 번 읽기, 일별 요약표, 3분 캐시로 바꾼 Cloudflare D1 구조와 코드, 컬럼 이름 명시의 효과를 정리했어요.Cloudflare방문 집계https://sungprofile.cloud/dev/law-article-autolink/https://sungprofile.cloud/dev/law-article-autolink/Tue, 20 Oct 2026 09:00:00 +0900법령명+제N조 언급을 law.go.kr 조문 주소로 바꾸는 파이썬 코드, 이름 없는 조문의 기본 법 처리, 링크 대조 검사, 그리고 「현행」 조회본이 최신 개정을 빠뜨렸던 사례를 정리했어요.정적 사이트자동화데이터https://sungprofile.cloud/dev/visit-count-contamination/https://sungprofile.cloud/dev/visit-count-contamination/Tue, 20 Oct 2026 09:00:00 +0900하루 방문 214명 중 사람일 가능성이 큰 쪽은 76명이었어요. 링크 확인 방문과 데이터센터 점검 트래픽을 가려낸 규칙, ?nohit=1 플래그, Cloudflare Workers의 ASN·접속 회사 표시, 읽음 신호까지 정리했어요.방문 집계Cloudflare자동화https://sungprofile.cloud/en/guide/korea-business-tax-calendar/https://sungprofile.cloud/en/guide/korea-business-tax-calendar/Tue, 20 Oct 2026 09:00:00 +0900When individual business owners in Korea file VAT, income tax and withholding tax, plus registration and closing deadlines, from National Tax Service guidance.https://sungprofile.cloud/en/guide/korea-monthly-rent-tax-credit-foreigners/https://sungprofile.cloud/en/guide/korea-monthly-rent-tax-credit-foreigners/Tue, 20 Oct 2026 09:00:00 +0900Who can claim the monthly rent tax credit in Korea, the 15-17% rate, the KRW 10 million rent cap, home and address rules, and what foreign residents should check with NTS.https://sungprofile.cloud/en/guide/steam-refund-policy/https://sungprofile.cloud/en/guide/steam-refund-policy/Tue, 20 Oct 2026 09:00:00 +0900Steam's official refund rules in plain English: 14 days and under 2 hours for games, plus DLC, gifts, bundles, pre-purchases, wallet funds and what cannot be refunded.https://sungprofile.cloud/dev/ffmpeg-overlay-endcard/https://sungprofile.cloud/dev/ffmpeg-overlay-endcard/Tue, 20 Oct 2026 09:00:00 +0900ffmpeg filter_complex 한 번으로 세로 영상에 3초부터 나오는 배너와 3.5초 끝 카드를 붙이는 파이썬 코드, enable 쉼표·concat 규격·오디오 채널 실수 3가지.자동화https://sungprofile.cloud/dev/wmic-windows11-replacement/https://sungprofile.cloud/dev/wmic-windows11-replacement/Tue, 20 Oct 2026 09:00:00 +0900윈도우 11에 wmic가 없어 파이썬 예약 작업이 FileNotFoundError 로 조용히 실패한 원인과, Get-CimInstance·psutil 대체 코드, 점검 실패 시 멈추게 하는 법.Windows자동화https://sungprofile.cloud/dev/backlink-three-days/https://sungprofile.cloud/dev/backlink-three-days/Tue, 20 Oct 2026 09:00:00 +0900색인 0인 새 도메인에서 dev.to·네이버 블로그·지식iN·레딧·LinuxFr·Product Hunt 6개 채널을 사흘 써 본 실제 유입 숫자와 정지·폐쇄 사례, 정리한 규칙 5개(표본 작음·참고용).검색·SEOAI 에이전트https://sungprofile.cloud/dev/issue-impact-market-pipeline/https://sungprofile.cloud/dev/issue-impact-market-pipeline/Tue, 20 Oct 2026 09:00:00 +0900영향 규칙표 10개로 이슈 60개 중 7개에 생활 영향 카드를 붙이고, FRED·업비트 공개 시세 6개(1.6초)로 전문가 발언 뒤 7일·30일 등락을 사후 확인하는 정적 사이트 파이프라인.정적 사이트자동화데이터https://sungprofile.cloud/en/guide/korea-contests-open-to-foreigners/https://sungprofile.cloud/en/guide/korea-contests-open-to-foreigners/Mon, 19 Oct 2026 09:00:00 +0900How to read Korean contest eligibility rules as a foreign resident, plus an hourly-updated list of open Korean contests whose rules mention foreigners.https://sungprofile.cloud/en/guide/korea-unemployment-benefits-foreigners/https://sungprofile.cloud/en/guide/korea-unemployment-benefits-foreigners/Mon, 19 Oct 2026 09:00:00 +0900Which visas are covered by Korean employment insurance, 2026 daily maximum and minimum unemployment benefit, benefit periods and how foreign workers apply.https://sungprofile.cloud/en/guide/jeonse-vs-wolse-explained/https://sungprofile.cloud/en/guide/jeonse-vs-wolse-explained/Mon, 19 Oct 2026 09:00:00 +0900Jeonse, wolse and ban-jeonse in Korea explained, plus the steps that protect your deposit: address report, fixed date and guarantee insurance, with notes for registered foreigners.https://sungprofile.cloud/en/guide/korea-take-home-salary/https://sungprofile.cloud/en/guide/korea-take-home-salary/Mon, 19 Oct 2026 09:00:00 +0900How a Korean annual salary becomes monthly take-home pay in 2026: pension, health, long-term care, employment insurance and income tax, with official rates and example amounts.https://sungprofile.cloud/dev/search-index-cleanup/https://sungprofile.cloud/dev/search-index-cleanup/Mon, 19 Oct 2026 09:00:00 +0900사람 한 명과 Claude Code로 만든 정보 사이트에서 이틀 동안 페이지 3,744개를 863개 수준으로 줄이고 얇은 페이지를 데이터 화면으로 합친 기록과 규칙.검색·SEO정적 사이트AI 에이전트https://sungprofile.cloud/en/guide/mutation-testing-false-kills/https://sungprofile.cloud/en/guide/mutation-testing-false-kills/Mon, 19 Oct 2026 09:00:00 +0900Why mutation scores get inflated by false kills and three checks to catch them: a pristine-copy baseline, proof the mutated file was read, and the kill-reason distribution.https://sungprofile.cloud/en/guide/immich-proxmox-photo-server/https://sungprofile.cloud/en/guide/immich-proxmox-photo-server/Mon, 19 Oct 2026 09:00:00 +0900Step-by-step Immich photo server on Proxmox: ZFS mirror, VM sizing from the official requirements, Docker Compose install and a 3-2-1 backup that includes database dumps.https://sungprofile.cloud/en/guide/cut-ai-token-costs/https://sungprofile.cloud/en/guide/cut-ai-token-costs/Mon, 19 Oct 2026 09:00:00 +0900Practical ways to lower Claude API bills: send only needed documents, split steps across models, cache a project summary and track cost per task. Current prices included.https://sungprofile.cloud/en/guide/claude-for-small-business/https://sungprofile.cloud/en/guide/claude-for-small-business/Mon, 19 Oct 2026 09:00:00 +0900Four no-code Claude workflows for small product sellers: label copy checks, wholesale proposals with margin tables, competitor review analysis and a weekly check.