Stop Reaching for `any`. The Modern `unknown` Pattern Fixes 90% of It

Book: TypeScript Essentials Also by me: The TypeScript Library — the 5-book collection My project: Hermes IDE | GitHub — an IDE for developers who ship with Claude Code and other AI coding tools Me: xgabriel.com | GitHub You're three weeks into a feature. Production gets a new version of an upstream service. A webhook lands in your handler that looks roughly like the one you tested against, except metadata.user arrived as a JSON-encoded string this time instead of an object, because someone on t