home-server/templates/monitoring-prometheus.yaml

---
apiVersion: source.toolkit.fluxcd.io/v1
kind: HelmRepository
metadata:
  name: prometheus-community
  namespace: {{ .Release.Namespace }}
spec:
  url: https://prometheus-community.github.io/helm-charts
  interval: 1h
---
apiVersion: helm.toolkit.fluxcd.io/v2
kind: HelmRelease
metadata:
  name: prometheus-operator
  namespace: {{ .Release.Namespace }}
spec:
  interval: 30m
  chart:
    spec:
      chart: kube-prometheus-stack
      version: 58.1.2
      sourceRef:
        kind: HelmRepository
        name: prometheus-community
        namespace: {{ .Release.Namespace }}
  install:
    createNamespace: false
  upgrade:
    disableWait: true
  timeout: 5m
  values:
    prometheus:
      prometheusSpec:
        serviceMonitorSelectorNilUsesHelmValues: false
    # Optional: expose Prometheus/Grafana via NodePort, Ingress, etc.
    grafana:
      enabled: false
    alertmanager:
      enabled: true