Add petition-specific SMTP configuration options

Add optional petition-specific SMTP configuration overrides
to the example configuration file, maintaining the existing
defaults while allowing customization for petition emails

custom/smtp-config.php.example

@@ -1,7 +1,7 @@
 <?php
 /**
  * SMTP Configuration for PHPMailer.Lite
- * 
+ *
  * Fill in your SMTP settings here.
  * This file should be added to .gitignore to keep credentials private.
  */
@@ -12,8 +12,15 @@ return [
     'port' => 587, // Common ports: 587 (TLS), 465 (SSL), 25 (unsecured)
     'username' => 'your-email@example.com', // SMTP username
     'password' => 'your-password', // SMTP password
-    'from_email' => 'kontaktskjema@stopplidelsen.no',
+    'from_email' => 'email@example.com',
     'from_name' => 'Stopp Lidelsen Kontaktskjema',
-    'to_email' => 'kontakt@stopplidelsen.no',
+    'to_email' => 'email@example.com',
     'to_name' => 'Stopp Lidelsen',
+
+    // Petition-specific overrides (optional)
+    // If not set, the default values above will be used
+    'petition' => [
+        // 'from_email' => 'underskrifter@example.com',
+        // 'from_name' => 'Underskriftskampanje',
+    ],
 ];