Add redis insight

redis-insight/redis-insight-deployment.yaml

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+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: redisinsight #deployment name
+  namespace: redis-system
+  labels:
+    app: redisinsight #deployment label
+spec:
+  replicas: 1 #a single replica pod
+  strategy:
+    type: Recreate
+  selector:
+    matchLabels:
+      app: redisinsight #which pods is the deployment managing, as defined by the pod template
+  template: #pod template
+    metadata:
+      labels:
+        app: redisinsight #label for pod/s
+    spec:
+      volumes:
+        - name: db
+          persistentVolumeClaim:
+            claimName: redisinsight-pvc
+      initContainers:
+        - name: init
+          image: busybox
+          command:
+            - /bin/sh
+            - '-c'
+            - |
+                            chown -R 1001 /db
+          resources: {}
+          volumeMounts:
+            - name: db
+              mountPath: /db
+          terminationMessagePath: /dev/termination-log
+          terminationMessagePolicy: File
+      containers:
+        - name:  redisinsight #Container name (DNS_LABEL, unique)
+          image: redislabs/redisinsight:latest #repo/image
+          imagePullPolicy: IfNotPresent #Always pull image
+          volumeMounts:
+          - name: db #Pod volumes to mount into the container's filesystem. Cannot be updated.
+            mountPath: /db
+          ports:
+          - containerPort: 8001 #exposed container port and protocol
+            protocol: TCP

redis-insight/redis-insight-pvc-db.yaml

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+apiVersion: v1
+kind: PersistentVolumeClaim
+metadata:
+  name: redisinsight-pvc
+  namespace: redis-system
+  labels:
+    app: redisinsight
+spec:
+  storageClassName: longhorn
+  accessModes:
+    - ReadWriteOnce
+  resources:
+    requests:
+      storage: 2Gi

redis-insight/redis-insight-service.yaml

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+apiVersion: v1
+kind: Service
+metadata:
+  name: redisinsight-service       # name should not be 'redisinsight'
+  namespace: redis-system
+spec:
+  type: LoadBalancer
+  ports:
+    - port: 80
+      targetPort: 8001
+  selector:
+    app: redisinsight