anchor.diff:  To view the status of a rolling deployment:
   
   1. Log in to the cf CLI:
  -    
  +
       ```
       cf login
       ```
  
positive.code:       -H "Content-type: application/json" \
        -d '{
          "package": {
             "guid": "<span class="placeholder">PACKAGE-GUID</span>"
          }
        }'
      </pre>
      Where `PACKAGE-GUID` is the package guid you recorded in the previous step.
  
  
  1. Deploy your app with `POST /v3/deployments`. If you want to check the status of the deployment or take action on the deployment, record the deployment guid from the output.
  
      <pre>
      cf curl /v3/deployments \
  
negative.code:     <td><code>ACTIVE</code></td>
      <td><code>CANCELLING</code></td>
      <td>The deployment is cancelling.</td>
    </tr>
    <tr>
      <td><code>FINALIZED</code></td>
      <td><code>DEPLOYED</code></td>
  