fix DatafordelerBase missing configuration keys

Author: stankut

CHANGELOG.md

@@ -7,6 +7,8 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
+* Fixing DatafordelerBase missing configuration keys.
+
 ## [3.0.2] - 2025-10-28
 
 * [PR-27](https://github.com/OS2web/os2web_datalookup/pull/27)

src/Plugin/os2web/DataLookup/DatafordelerBase.php

@@ -37,6 +37,16 @@ public function __construct(
     $this->init();
   }
 
+  /**
+   * {@inheritdoc}
+   */
+  public function defaultConfiguration(): array {
+    return [
+      'cert_path_live' => '',
+      'cert_passphrase_live' => ''
+      ] + parent::defaultConfiguration();
+  }
+
   /**
    * {@inheritdoc}
    */