fix: Add missing getter methods to TranslationResult class

The ContentTranslationController was calling getSourceLanguage() and
getTranslatedText() methods that didn't exist on the TranslationResult
class. Added these getter methods for compatibility.

Author: chrisns

cloudformation/scenarios/localgov-drupal/drupal/web/modules/custom/ndx_aws_ai/src/Result/TranslationResult.php

@@ -49,6 +49,36 @@ public function getText(): string {
     return $this->translatedText;
   }
 
+  /**
+   * Get the translated text (alias for controller compatibility).
+   *
+   * @return string
+   *   The translated text.
+   */
+  public function getTranslatedText(): string {
+    return $this->translatedText;
+  }
+
+  /**
+   * Get the source language code.
+   *
+   * @return string
+   *   The source language code.
+   */
+  public function getSourceLanguage(): string {
+    return $this->sourceLanguage;
+  }
+
+  /**
+   * Get the target language code.
+   *
+   * @return string
+   *   The target language code.
+   */
+  public function getTargetLanguage(): string {
+    return $this->targetLanguage;
+  }
+
   /**
    * Check if language was auto-detected.
    *