Update SMTP config

content/collections/reference/configuration.md

@@ -93,7 +93,14 @@ The logger section configures logging and error notification settings.
     name="logger.smtp.host"
     type="string"
     description="SMTP server hostname."
-    default="smtp-relay.sendinblue.com"
+    default="smtp-relay.brevo.com"
+/>}}
+
+{{< refItem
+    name="logger.smtp.port"
+    type="number"
+    description="SMTP server port."
+    default="587"
 />}}
 
 {{< refItem

content/deployment/how-to/deploy.md

@@ -218,19 +218,22 @@ This section uses [Ansible Vault](https://docs.ansible.com/ansible/latest/vault_
 
 This section describes how to configure the engine to use a specific SMTP server to send email notifications when it encounters errors during the tracking process. This helps you stay informed about issues that need attention and allows you to restart the tracking process if needed.
 
-1. Get the SMTP credentials (host, username, password) from your email provider
+1. Get the SMTP credentials (host, port, username, password) from your email provider
 
 2. Update collection SMTP configuration within the `logger` key of `@opentermsarchive/engine` in the `config/production.json` file:
 
    ```json
       "logger": {
          "smtp": {
             "host": "<smtp_host>",
+            "port": <smtp_port>,
             "username": "<smtp_username>"
          },
       },
    ```
 
+   > **Note**: If the default port (587) is blocked by your hosting provider, you can try using 2525 as an alternative.
+
 3. Store the password in `deployment/.env`:
 
    ```shell