Added Example attu-K8s with ConfigMap

Further modularity.

examples/attu-k8s-deploy.yaml

@@ -0,0 +1,43 @@
+apiVersion: v1
+kind: Service
+metadata:
+  name: my-attu-svc
+  labels:
+    app: attu
+spec:
+  type: ClusterIP
+  ports:
+  - name: attu
+    protocol: TCP
+    port: 3000
+    targetPort: 3000
+  selector:
+    app: attu
+---
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: my-attu
+  labels:
+    app: attu
+spec:
+  replicas: 1
+  selector:
+    matchLabels:
+      app: attu
+  template:
+    metadata:
+      labels:
+        app: attu
+    spec:
+      containers:
+      - name: attu
+        image: zilliz/attu:v2.3.1
+        imagePullPolicy: IfNotPresent
+        ports:
+        - name: attu
+          containerPort: 3000
+          protocol: TCP
+        env:
+        - name: MILVUS_URL
+          value: "my-release-milvus:19530"