refactor: consolidate 13 dashboards into 2 (cluster-infrastructure + api-gateway)

k8s/infra/monitoring/kustomization.yaml

@@ -18,18 +18,5 @@ resources:
   - servicemonitors/authentik.yaml
   - servicemonitors/forgejo.yaml
   - servicemonitors/minio.yaml
-  - dashboards/control-plane-logs.yaml
-  - dashboards/hardware-overview.yaml
-  - dashboards/kube-controller-health.yaml
-  - dashboards/llm-frontend.yaml
-  - dashboards/service-availability.yaml
-  - dashboards/service-golden-signals.yaml
-  - dashboards/service-internals.yaml
-  - dashboards/svc-argocd.yaml
-  - dashboards/svc-authentik.yaml
-  - dashboards/svc-forgejo.yaml
-  - dashboards/svc-grafana.yaml
-  - dashboards/svc-minio.yaml
-  - dashboards/svc-vault.yaml
   - dashboards/cluster-infrastructure.yaml
   - dashboards/api-gateway.yaml