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hyuga

28, web engineer at a small company in Nagano, Japan. I build small, zero-dependency tools that check what an agent claims against what is actually there.

Location Nagano, Japan Joined Joined on  Personal website https://github.com/hyuga611 github website

Work

Web engineer at 株式会社アットランド (Atland Inc.), a small company in Nagano, Japan

You are in the cockpit now. Nobody gave you instruments.

You are in the cockpit now. Nobody gave you instruments.

Comments
7 min read

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cd, type go, and your workspace builds itself — tsumugi 0.3

cd, type go, and your workspace builds itself — tsumugi 0.3

Comments
7 min read
I built a terminal because I could never remember the keybindings

I built a terminal because I could never remember the keybindings

Comments
5 min read
Your AGENTS.md is lying to your agent. So was my linter.

Your AGENTS.md is lying to your agent. So was my linter.

Comments
5 min read
I asked one question. All four of my linters failed it.

I asked one question. All four of my linters failed it.

Comments 2
4 min read
I audited 2,465 published agent skills. 192 of them cannot be selected the way the spec says

I audited 2,465 published agent skills. 192 of them cannot be selected the way the spec says

Comments 2
5 min read
My linter kept warning the people who did it right. Three times, in the same direction

My linter kept warning the people who did it right. Three times, in the same direction

Comments 4
5 min read
That amazing skill you shared only runs on your machine. I built a linter for it — then found I was 85% wrong

That amazing skill you shared only runs on your machine. I built a linter for it — then found I was 85% wrong

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Comments 15
4 min read
Don't trust "Done." — forcing AI agents to re-fetch reality before they report completion

Don't trust "Done." — forcing AI agents to re-fetch reality before they report completion

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Comments 10
7 min read
I attacked my own npm package before launching it. It let the proposer approve their own writes

I attacked my own npm package before launching it. It let the proposer approve their own writes

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Comments
6 min read
Your agent can write to your database. Which layer is actually stopping it?

Your agent can write to your database. Which layer is actually stopping it?

Comments
11 min read
The card said one column. The apply wrote two.

The card said one column. The apply wrote two.

Comments
7 min read
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