<?xml version="1.0" encoding="UTF-8"?><rss version="2.0"><channel><title>CarlStack — 李卡爾的系統工程與 AI 工程實戰筆記</title><description>李卡爾記錄系統工程、AI 工程化、API 整合、DDD 與開源專案的繁體中文技術 Blog。</description><link>https://carlstack.gravito.dev/</link><language>zh-Hant</language><item><title>AI Agent 不可靠，先別急著換模型：Harness Engineering 的七個控制面</title><link>https://carlstack.gravito.dev/blog/harness-engineering-for-reliable-agents/</link><guid isPermaLink="true">https://carlstack.gravito.dev/blog/harness-engineering-for-reliable-agents/</guid><description>從一篇談 Harness Engineering 的長文出發，拆解任務契約、工具、持久狀態、驗證、權限與追蹤如何把模型能力變成可交付的系統。</description><pubDate>Mon, 31 Aug 2026 00:00:00 GMT</pubDate><category>AI 工程化</category><category>AI Agent Workflow</category><category>系統設計</category><category>軟體品質</category></item></channel></rss>