React Observability
Problem Statement
Silent failures are debugging nightmares. Code that returns early without logging, error messages that lack context, and missing observability make production issues impossible to diagnose. Write code as if you'll debug it at 3am with only logs.
Pattern: No Silent Early Returns
Problem: Early returns without logging create invisible failure paths.
// WRONG - silent death
const saveData = (id: string, value: number) => {
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