chore: add curl test

Signed-off-by: Daniel S. <sybnex@gmail.com>

Author: sybnex

content/en/docs/12/02/_index.md

@@ -7,7 +7,9 @@ sectionnumber: 12.2
 
 You can create a simple docker swarm server on any machine in the same network.
 
-For this lab you hav to go together with your neighbour and create a cluster
+{{% alert title="Note" color="primary" %}}
+For this lab, you should pair up with one of your neighbors and create a cluster.
+{{% /alert %}}
 
 
 ### Creating a Swarm
@@ -132,6 +134,12 @@ docker stack ls
 docker ps
 ```
 
+Try to access our application by running curl
+
+```bash
+curl localhost:5000
+```
+
 
 ### Delete  a stack