From Hackathon First Prize to a Codex Skill: My Real‑World Playbook
I won the Beijing Global Hackathon’s Coding Agent track solo while battling a cold, and later distilled the 48‑hour trial‑and‑error journey with Codex into an open‑source skill that captures direction‑finding, rapid tech‑stack evaluation, and trustworthy AI‑agent loop engineering.
