feat: use tag @validatable to mark schema types

src/core/protocol/routes/search/MultiSearchRequest.ts

@@ -21,6 +21,8 @@ import {SCSearchQuery} from './SearchRequest';
  * This is a map of [[SCSearchRequest]]s indexed by name.
  *
  * **CAUTION: This is limited to an amount of queries. Currently this limit is 5.**
+ *
+ * @validatable
  */
 export interface SCMultiSearchRequest {
   [k: string]: SCSearchQuery;