At 2:14 AM on a Tuesday, our production Next.js 15 app serving 142k daily active users lost all Tailwind CSS 4 styles. Every button was unstyled, layouts collapsed, and conversion dropped 41% in 12 minutes. Here’s how we traced it to a silent purge misconfiguration, fixed it in 47 minutes, and prevented recurrence with automated guardrails. 🔴 Live Ecosystem Stats ⭐ vercel/next.js — 139,232 stars, 30,992 forks 📦 next — 159,691,876 downloads last month ⭐ tailwindlabs/tailwindcss — 94,811 stars, 5,213 forks 📦 tailwindcss — 387,016,919 downloads last month Data pulled live from GitHub and npm. 📡 Hacker News Top Stories Right Now Rivian allows you to disable all internet connectivity (370 points) LinkedIn scans for 6,278 extensions and encrypts the results into every request (339 points) How Mark Klein told the EFF about Room 641A [book excerpt] (389 points) Opus 4.7 knows the real Kelsey (91 points) CopyFail was not disclosed to distro developers?…