feat(metrics): add Redis exporter deployment and update kustomization

redis/eu-central-1/kustomization.yaml

@@ -1,3 +1,4 @@
 apiVersion: kustomize.config.k8s.io/v1beta1
 kind: Kustomization
-resources: []
+resources:
+  - redis-exporter.yaml

redis/eu-central-1/redis-exporter.yaml

@@ -0,0 +1,33 @@
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: redis-exporter
+  namespace: redis
+spec:
+  replicas: 1
+  selector:
+    matchLabels:
+      app: redis-exporter
+  template:
+    metadata:
+      labels:
+        app: redis-exporter
+      annotations:
+        k8s.grafana.com/scrape: "true"
+        k8s.grafana.com/metrics.portNumber: "9121"
+    spec:
+      containers:
+        - name: redis-exporter
+          image: oliver006/redis_exporter:v1.66.0
+          args:
+            - --redis.addr=redis://redis-master.redis.svc.cluster.local:6379
+          ports:
+            - name: metrics
+              containerPort: 9121
+          resources:
+            requests:
+              cpu: 10m
+              memory: 32Mi
+            limits:
+              cpu: 50m
+              memory: 64Mi

redis/eu-central-1/values.yaml

@@ -9,10 +9,6 @@ image:
   tag: "8.6.2-trixie"
 
 master:
-  podAnnotations:
-    k8s.grafana.com/scrape: "true"
-    k8s.grafana.com/metrics.portNumber: "9121"
-
   resources:
     requests:
       cpu: 50m
@@ -23,14 +19,3 @@ master:
 
   persistence:
     enabled: false
-
-metrics:
-  enabled: true
-  image:
-    registry: docker.io
-    repository: oliver006/redis_exporter
-    tag: "v1.66.0"
-
-global:
-  security:
-    allowInsecureImages: true