Updating multi tier work flow

labs/shipped-multi-tier/3.md

@@ -19,7 +19,7 @@ You are now ready to deploy *Postgres*, *vote-api*, and *vote-ui* services. The
 
 1. Select **Postgres** and the environment (Test), click **Deploy Build**. 
 
-1. As we need connection string to connect our API to Postgres DB, So we need to copy the environment variable name "HOST_POSTGRES" (naming convention "HOST_"$servicename) of Postgress, which you need to set for vote-api and vote-ui. 
+1. As we need connection string to connect our API to Postgres DB, So we need to copy the environment variable name         "HOST_POSTGRES" (naming convention "HOST_"$servicename) of Postgress, which you need to set for vote-api and vote-ui. 
 
     2. Click **Settings**. 
     3. Scroll down to the **Deployment Configurations** section. 
@@ -34,35 +34,34 @@ You are now ready to deploy *Postgres*, *vote-api*, and *vote-ui* services. The
 
     ![](posts/files/shipped-multi-tier/assets/vote-api.png)
 
-1. Click the vote-api icon, then **Settings**.
+2. Click the vote-api icon, then **Settings**.
 
 3. Scroll down to the **Deployment Configurations** section. 
-4. Click **Add New variable**, and enter the key value pair. 
-
-    In addition to the variables copied from Postgres, you also need to set the API endpoint so the UI application will read the same variables. 
-
-    **Note**: Do not change the key and value.
 
+4. Find **HOST_POSTGRES_SINGLE** environment variable. 
+
+    Replace the existing value with the value that we copied from postgress environment settings.
+
     The following example shows the vote-api variables. 
 
       ![](posts/files/shipped-multi-tier/assets/vote-api-cfg.png)
 
 
     <table><tr>
-<td>Key</td>
-<td>Value</td>
-</tr>
-<tr>
-<td>CONNECTION_STRING</td>
-<td>postgres:postgres@shipped-tx3-worker-004:4005/postgresDB</td>
-</tr>
+    <td>Key</td>
+    <td>Value</td>
+    </tr>
+    <tr>
+    <td>HOST_POSTGRES_SINGLE</td>
+    <td>postgres:[email protected]:4001/postgresDB</td>
+    </tr>
+    </table>
 
-</table>
+5. Click **Save**. 
 
-1. Click **Save**. 
+6. Click **Back to Environments**.
 
-1. Click **Back to Environments**.
-2. Click **Deploy Build**. 
+7. Click **Deploy Build**. 
 
 
 ### Deploy vote-ui
@@ -77,7 +76,7 @@ You are now ready to deploy *Postgres*, *vote-api*, and *vote-ui* services. The
 
       ![](posts/files/shipped-multi-tier/assets/vote-ui-deploy-success.png)
 
-    The following screen is displayed. 
+        The following screen is displayed. 
 
       ![](posts/files/shipped-multi-tier/assets/15.PNG)