update new account page

TurboStack App/howto_newuser.md

@@ -5,7 +5,19 @@ icon: person
 
 # TS Accounts Mgmt
 
-## Creating a new account (user)
+## Creating a new account (linux user)
+
+### Linux user
+
+The account is a linux user. Later an application can be deployed under this user.
+We do not allow to run an application on the root user for security reasons.
+
+Further more we also recommend not to run different types of applications under the same user.
+for example, the staging and production version of the application should be deployed on a separate
+user and maybe even on entirely different server
+
+
+### How to deploy a new account in the GUI
 
 Creating a new user on the <a href="https://my.turbostack.app" target="_blank">TurboStack App</a>.
 
@@ -18,9 +30,27 @@ Creating a new user on the <a href="https://my.turbostack.app" target="_blank">T
 
 ![TurboStackNewUser](../img/turbostackapp/newapp/tsa_user3.png)
 
+![TurboStackNewUser](../img/turbostackapp/newapp/tsa_user4.png)
+
 1. Go to the accounts page
 2. Add a new account (user)
 3. Give the account a name and save
+4. `Save and Publish` will deploy the change to the host
+
+
+### How to deploy a new account in the YAML [!badge icon="alert" text="Advanced"]
+
+for more advanced users there also the YAML configuration.
+adding a new account can be done with
+
+```yaml
+system_users:
+  - username: prod
+```
+
+![TurboStackNewUser](../img/turbostackapp/newapp/tsa_user5.png)
+
+
 
 Now an account is created. Applications can be installed.