Decisions and lessons
Writing
Articles and short notes on interfaces, tools, and the decisions behind the code.
Short note · 2026-09-25 · 2 min
Never hand back a bigger file
A small rule in TinyMedia's compressor, and the two cases where it has to step aside.
web-performanceimage-compressionproduct-decisions
Short note · 2026-09-11 · 2 min
One validator, three interfaces
How this portfolio’s content check became a runnable demo and a reusable agent skill.
developer-toolingvalidationagent-skills