Backups: add reference to backup create automatic action (#37309)

* Backups: add reference to backup create automatic action

* Add my link

* Update source/_includes/common-tasks/backups.md

Co-authored-by: Joost Lekkerkerker <joostlek@outlook.com>

---------

Co-authored-by: Franck Nijhof <git@frenck.dev>
Co-authored-by: Joost Lekkerkerker <joostlek@outlook.com>

source/_includes/common-tasks/backups.md

@@ -75,6 +75,12 @@ If you have Home Assistant Cloud, you can store a backup of maximum 5 GB on
 3. For each enabled location, select the cog {% icon "mdi:cog-outline" %} to enable/disable encryption.
    - **Info**: The backup stored on Home Assistant Cloud is always encrypted.
 
+### Creating a backup automation using the backup action
+
+If the backup automation settings provided in the UI do not match your use case, you can manually configure your own backup automation using the [backup.create_automatic](/integrations/backup/#action-backupcreate_automatic) action.
+
+Using the {% my developer_call_service service="backup.create_automatic" %} action in your own automation allows you to create automated backups on any schedule you like, or even add conditions and actions around it. For example, you could make an automation that triggers on a calendar, turns on your NAS, waits until it is online, and then triggers a backup.
+
 ### Creating a manual backup
 
 This creates a backup instantly. You can create a manual backup at any time, irrespective of any automatic backups you may have defined.