add alertmanager endpoint

clusters/cl01tl/monitoring/kube-prometheus-stack/templates/http-route.yaml

@@ -26,3 +26,33 @@ spec:
           name: prometheus-operated
           port: 9090
           weight: 100
+
+---
+apiVersion: gateway.networking.k8s.io/v1
+kind: HTTPRoute
+metadata:
+  name: http-route-alertmanager
+  namespace: {{ .Release.Namespace }}
+  labels:
+    app.kubernetes.io/name: http-route-alertmanager
+    app.kubernetes.io/instance: {{ .Release.Name }}
+    app.kubernetes.io/part-of: {{ .Release.Name }}
+spec:
+  parentRefs:
+    - group: gateway.networking.k8s.io
+      kind: Gateway
+      name: traefik-gateway
+      namespace: traefik
+  hostnames:
+    - alertmanager.alexlebens.net
+  rules:
+    - matches:
+      - path:
+          type: PathPrefix
+          value: /
+      backendRefs:
+        - group: ''
+          kind: Service
+          name: kube-prometheus-stack-alertmanager
+          port: 9093
+          weight: 100