Update readme and provide file to setup a single node cluster

deploy/example-single-node-cluster.yaml

@@ -0,0 +1,7 @@
+apiVersion: "echo.redhat.com/v1"
+kind: "EchoApp"
+metadata:
+    name: "echo-local"
+spec:
+  size: 1
+  image: "docker.io/tohinkashem/echo:1.0"

deploy/rbac.yaml

@@ -13,21 +13,13 @@ rules:
   - ""
   resources:
   - pods
-  - services
-  - endpoints
-  - persistentvolumeclaims
-  - events
-  - configmaps
-  - secrets
   verbs:
   - "*"
 - apiGroups:
   - apps
   resources:
   - deployments
-  - daemonsets
   - replicasets
-  - statefulsets
   verbs:
   - "*"
 

readme.MD

@@ -1,4 +1,4 @@
-## Steps
+## Building an Operator with the operator-sdk
 
 ```bash
 # build operaotr-sdk
@@ -54,3 +54,21 @@ type EchoAppStatus struct {
 ```bash
 $ operator-sdk generate k8s
 ```
+
+## Deploying the operator
+```bash
+# Create the custom resource definition
+$ kubectl create -f deploy/crd.yaml
+
+# Create the Roleand create the Role Binding
+$ kubectl create -f deploy/rbac.yaml
+
+# Deploy the operator
+$ kubectl create -f deploy/operator.yaml
+```
+
+## Deploying a single node echo cluster
+```bash
+# Deploy the cluster
+$ kubectl create -f deploy/example-single-node-cluster.yaml
+```