When your app is timing out or throwing weird CORS errors, this gives you a structured approach to actually figure out what's happening. It walks you through using Chrome DevTools' network tab properly, understanding that waterfall timeline (DNS, SSL handshake, TTFB, all of it), and systematically debugging common issues like failed requests and SSL problems. The reference guides cover browser tools, common network issues, and debugging techniques. Honestly, most developers just stare at the network tab hoping for insight, but this teaches you to read it like a diagnostic tool. Worth having around when production is slow and you need to know if it's your code, the API, or something in between.
npx skills add https://github.com/aj-geddes/useful-ai-prompts --skill network-debugging