Priestch.

Software Engineer / Open Source Enthusiast

Notes on web development, tooling, and software engineering. Writing about the things I learn and build.

Open Source Projects

Tools and libraries I maintain

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MarkoPress

A modern static site generator built with Marko.js and Vite.

Markopack

An alternative Marko application framework powered by Rspack.

Document Viewer

An out-of-the-box PDF viewer based on PDF.js.

OOXML Viewer

View Office Word docx documents easily, built with CodeMirror and Tauri.

Latest Posts

Technical thoughts and notes

2026 / 08 / 14

178 Green Tests, 100% Coverage, Crashes on First Connection

DeepSeek Harness's ACP server had 178 passing unit tests and 100% line coverage. It crashed the moment a real editor connected. The root cause wasn't missing tests—it was the gap between the test world and the real world.

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2025 / 09 / 12

How to Show Additional Description for Enum Field in OpenAPI Document With Litestar

When using ScalarRenderPlugin of Litestar to build API document, you may want to display additional description for enum field in your OpenAPI documentation. This guide will show you how to achieve that.

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2023 / 06 / 03

Think Twice before Force Publish NPM Package

A release problem that looked like a rollback issue but came from package distribution reality.

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