FEAT(blackbox-exporter): add external endpoint monitoring

- Add blackbox-exporter with prometheus-community Helm chart
- Configure HTTP probes for 25 external endpoints
- Include SSL certificate expiry alerting rules
- Add probe failure and slow response alerts
- Deploy 2 replicas with anti-affinity for HA
This commit is contained in:
2026-01-09 15:44:39 +09:00
parent 01c5742d7a
commit 884a38d8ad
4 changed files with 231 additions and 0 deletions

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apiVersion: kustomize.config.k8s.io/v1beta1
kind: Kustomization
resources: []