Harness-Engineering on Taeyoung Kimhttps://nullnull-kim.com/en/tags/harness-engineering/Recent content in Harness-Engineering on Taeyoung KimTaeyoung Kimhttps://nullnull-kim.com/img/me.pnghttps://nullnull-kim.com/img/me.pngHugoenFri, 03 Apr 2026 01:00:58 +0900Claude Code Source Code Got Leakedhttps://nullnull-kim.com/en/logs/2026-04-03-claude-code-leaked/Fri, 03 Apr 2026 00:00:00 +0900https://nullnull-kim.com/en/logs/2026-04-03-claude-code-leaked/The day Claude Code's source code leaked, I pulled two all-nighters after work building an agent harness. Then I opened the source and found everything I'd built was already in there. A tale of wasted effort.