refactor: add @filterable tag to filterable properties

src/general/i18n.ts

@@ -18,11 +18,15 @@
 export interface SCLanguage {
   /**
    * The two letter ISO 639-1 Code of the Language
+   *
+   * @filterable
    */
   code: SCLanguageCode;
 
   /**
    * The Fulltext name of the Language
+   *
+   * @filterable
    */
   name: SCLanguageName;
 }