add prometheus stack

Signed-off-by: Michael Thomson <michael@michaelthomson.dev>

kube-prometheus-stack/helmrelease-kube-prometheus-stack.yaml

@@ -0,0 +1,32 @@
+apiVersion: helm.toolkit.fluxcd.io/v2beta1
+kind: HelmRelease
+metadata:
+  name: kube-prometheus-stack
+  namespace: kube-prometheus-stack
+spec:
+  chart:
+    spec:
+      chart: kube-prometheus-stack
+      version: 63.x
+      sourceRef:
+        kind: HelmRepository
+        name: prometheus-community
+        namespace: flux-system
+  interval: 15m
+  timeout: 5m
+  releaseName: kube-prometheus-stack
+  values:
+    grafana:
+      ingress:
+        enabled: true
+        annotations:
+          traefik.ingress.kubernetes.io/router.tls: "true"
+          traefik.ingress.kubernetes.io/router.entrypoints: websecure
+          traefik.ingress.kubernetes.io/router.middlewares: traefik-authentik@kubernetescrd
+        hosts:
+        - grafana.michaelthomson.dev
+        path: /
+        tls:
+          - secretName: letsencrypt-wildcard-cert-michaelthomson.dev
+            hosts:
+              - grafana.michaelthomson.dev