Bartosz Kustra — WritingArticles on building real things and shipping software.https://barts.work/en-usA Week with Claude Code: A Field Manualhttps://barts.work/writing/week-with-claude-code/https://barts.work/writing/week-with-claude-code/A seven-day field manual that takes you from installing Claude Code to running your own architect-plus-subagents setup, complete with model routing, distilled skills, and unattended cron jobs.Tue, 14 Jul 2026 00:00:00 GMTVerify Green or It Didn't Happenhttps://barts.work/writing/verify-green-or-it-didnt-happen/https://barts.work/writing/verify-green-or-it-didnt-happen/How one un-negotiable verification gate — and a lessons file that never forgets — carried an iOS idle game from empty repo to feature-complete, mostly at 11pm.Thu, 02 Jul 2026 00:00:00 GMTCompiles Isn't Donehttps://barts.work/writing/compiles-isnt-done/https://barts.work/writing/compiles-isnt-done/A three-layer SwiftUI preview crash in FeverBee, and the lesson it left behind: a green build proves the compiler is happy, not that the app runs.Mon, 29 Jun 2026 00:00:00 GMT