**Description**: Expose `/metrics` endpoint with Prometheus format. Add K8s manifests for Prometheus + Grafana. **DoD**: - `/metrics` returns valid data. - Prometheus scrapes API metrics. - Grafana dashboard displays requests/sec & error rate.
Description: Expose
/metricsendpoint with Prometheus format. Add K8s manifests for Prometheus + Grafana.DoD:
/metricsreturns valid data.