杨杨云杰inzebratools.hashnode.dev·Jul 6 · 7 min readMy Personality Quiz's Scoring Engine Is Just a Counter — the Real Design Lives in the Tie-BreaksI recently shipped a fantasy personality quiz as a weekend static-site project — 15 story questions, three archetypes (Prince, Bandit, Mage), one vanilla JS file, no framework, no build step, no serve00
杨杨云杰inzebratools.hashnode.dev·Jul 6 · 8 min readSizing One Clock Face from a Phone to a 4K TV: clamp(), em Geometry, and svh NotesI spent a weekend assuming the hard part of building a fullscreen clock would be the flip animation. It wasn't. The animation took an evening. What actually ate my time was a problem that sounds trivi00
杨杨云杰inzebratools.hashnode.dev·Apr 30 · 4 min readHow I prerender a Vite SPA on Vercel for SEO (with Puppeteer + @sparticuz/chromium)Solving the Googlebot JS-execution problem at build time, without switching to Next.js. If you've ever shipped a Vite + React SPA and watched it sit in Google's index as a blank <div id="root"></di10
杨杨云杰inzebratools.hashnode.dev·Apr 28 · 5 min readEngineering Notes: Building a Browser-Only PDF Dark Mode ToolLast winter I was reading a 600-page PDF at midnight and gave up after 20 pages — the white background was burning my eyes. Existing dark-mode PDF tools wanted me to upload the file to their server,00
