[DSD-6020] added installation steps

Signed-off-by: techno-467 <[email protected]>

README.md

@@ -22,9 +22,27 @@ The project requires JDK 1.11.
     $ cd <service folder>
     $ docker build -f Dockerfile
     ```
-
-## Deploy
-To deploy Commons services on Kubernetes cluster using Dockers refer to [Sandbox Deployment](https://docs.mosip.io/1.2.0/deployment/sandbox-deployment).
+## Deployment in K8 cluster with other MOSIP services:
+### Pre-requisites
+* Set KUBECONFIG variable to point to existing K8 cluster kubeconfig file:
+   * ```
+        export KUBECONFIG=~/.kube/<my-cluster.config>
+     ```
+### Install
+  ```
+    $ cd deploy
+    $ ./install.sh
+   ```
+### Delete
+  ```
+    $ cd deploy
+    $ ./delete.sh
+   ```
+### Restart
+  ```
+    $ cd deploy
+    $ ./restart.sh
+   ```
 
 ## Test
 Automated functaionl tests available in [Functional Tests repo](https://github.com/mosip/mosip-functional-tests).