as const Is the Best Single Feature TypeScript Has Shipped in 5 Years

Book: TypeScript Essentials — From Working Developer to Confident TS, Across Node, Bun, Deno, and the Browser 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 add a new status to your app. The string "archived" goes into a constant array at the top of the file, and a switch statement in the reducer handles the new case. CI is green. You ship. Two day