sdk-js: adding assistant_id param for assistant_search functionality (#865)

* first draft

* wrong text

libs/sdk-js/src/client.mts

@@ -194,6 +194,7 @@ class AssistantsClient extends BaseClient {
    * @returns List of assistants.
    */
   async search(query?: {
+    graphId?: string;
     metadata?: Metadata;
     limit?: number;
     offset?: number;
@@ -201,6 +202,7 @@ class AssistantsClient extends BaseClient {
     return this.fetch<Assistant[]>("/assistants/search", {
       method: "POST",
       json: {
+        graph_id: query?.graphId ?? undefined,
         metadata: query?.metadata ?? undefined,
         limit: query?.limit ?? 10,
         offset: query?.offset ?? 0,