Add constants size limit information (#11557)

Author: OlufunkeMoronfolu

content/en/docs/deployment/mendix-cloud-deploy/behavior-of-app.md

@@ -19,6 +19,10 @@ Apps running in Mendix Cloud are subject to certain limitations. These behaviors
 * You cannot upload files bigger than 1 GB to your app.
 * You cannot download files bigger than 1 GB from your app.
 
+## Constants Size Limit
+
+* Due to Linux limitations, the combined length of all constant keys and values cannot exceed 128 KB (approximately 32,000 characters). This limit cannot be changed.
+
 ## Considerations for Multi-Instance Nodes
 
 * To use the debugger, you need to scale down to one instance.

content/en/docs/deployment/mendix-cloud-deploy/environments-details.md

@@ -180,6 +180,10 @@ On this tab, you can edit the model options for constants and scheduled events.
 
 In this section, you can view the configured constants. Constants are used to define configuration values that can differ per environment.
 
+{{% alert color="warning" %}}
+The combined length of all constant keys and values is limited to 128 KB (approximately 32,000 characters). For more information, refer to [Behavior of Your App in Mendix Cloud](/developerportal/deploy/behavior-of-app/#constants-size-limit).
+{{% /alert %}}
+
 To fill in a new value, select the constant and click **Edit** to bring up the **Edit Constant** dialog box.
 
 {{< figure src="/attachments/deployment/mendix-cloud-deploy/environments-details-beta/edit-constant.png" >}}