Week 15 Review
| Day | Skill | Real-World Use |
|---|---|---|
| 106 | Health check framework (liveness/readiness/startup) | Kubernetes traffic routing and restart policies |
| 107 | 3-stage graceful shutdown | Zero dropped connections during deploys |
| 108 | Signal handlers (SIGHUP/SIGUSR1/SIGUSR2) | Runtime operational controls without restarts |
| 109 | W3C Trace Context propagation + span recording | Distributed tracing integration (Jaeger, Datadog) |
| 110 | Chaos middleware + circuit breaker | Production resilience testing |
| 111 | Goroutine and heap leak hunting | Prevent OOM-induced restarts |
| 112 | Zero-downtime deployment via FD inheritance | Deploy security patches without user impact |