⚠️ Race Conditions in APIs - The Bug You Can’t See

There's a category of bugs that don't show up in tests. They don't throw errors. They don't crash your server. They just silently corrupt your data at the exact moment two users do the same thing at the same time. That's a race condition. And if you've ever seen a user's account balance go wrong, a product's stock count go negative, or a post get double-liked - you've seen one in production. Let's break down exactly what's happening and how to fix it. What Is a Race Condition? A race condition h