Key Takeaways Goroutine leaks are silent killers - they grow slowly until critical Always use context.Context for goroutine lifecycle management Monitor runtime.NumGoroutine() in production Unbuffered channels without readers are the #1 cause of leaks Use pprof and runtime/trace for diagnosis Table of Contents The Symptoms That Everyone Ignored The Code That Looked Perfectly Fine Debugging Process The Root Cause The Fix Prevention Strategies Monitoring Setup Security Considerations Testing Strat...