🦉 Updates from OwlBot post-processor

See https://github.com/googleapis/repo-automation-bots/blob/main/packages/owl-bot/README.md

Author: gcf-owl-bot[bot]

handwritten/bigquery-storage/src/index.ts

@@ -1,4 +1,4 @@
-// Copyright 2020 Google LLC
+// Copyright 2026 Google LLC
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
@@ -12,60 +12,50 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 //
-// ** This file is automatically generated by gapic-generator-typescript. **
-// ** https://github.com/googleapis/gapic-generator-typescript **
+// ** This file is automatically generated by synthtool. **
+// ** https://github.com/googleapis/synthtool **
 // ** All changes to this file may be overwritten. **
 
+import * as adapt from './adapt';
+import * as managedwriter from './managedwriter';
+import * as protobuf from './protobuf';
+import * as reader from './reader';
+import * as util from './util';
 import * as v1 from './v1';
-import * as v1beta1 from './v1beta1';
 import * as v1alpha from './v1alpha';
 import * as v1beta from './v1beta';
-import * as managedwriter from './managedwriter';
-import * as reader from './reader';
+import * as v1beta1 from './v1beta1';
+
 const BigQueryReadClient = v1.BigQueryReadClient;
 type BigQueryReadClient = v1.BigQueryReadClient;
 const BigQueryWriteClient = v1.BigQueryWriteClient;
 type BigQueryWriteClient = v1.BigQueryWriteClient;
-const BigQueryStorageClient = v1beta1.BigQueryStorageClient;
-type BigQueryStorageClient = v1beta1.BigQueryStorageClient;
-const WriterClient = managedwriter.WriterClient;
-type WriterClient = managedwriter.WriterClient;
-const ReadClient = reader.ReadClient;
-type ReadClient = reader.ReadClient;
+
 export {
+  adapt,
+  managedwriter,
+  protobuf,
+  reader,
+  util,
   v1,
-  BigQueryReadClient,
-  v1beta1,
   v1alpha,
   v1beta,
-  BigQueryStorageClient,
+  v1beta1,
+  BigQueryReadClient,
   BigQueryWriteClient,
-  managedwriter,
-  WriterClient,
-  reader,
-  ReadClient,
 };
-// For compatibility with JavaScript libraries we need to provide this default export:
-// tslint:disable-next-line no-default-export
 export default {
+  adapt,
+  managedwriter,
+  protobuf,
+  reader,
+  util,
   v1,
+  v1alpha,
+  v1beta,
+  v1beta1,
   BigQueryReadClient,
   BigQueryWriteClient,
-  managedwriter,
-  WriterClient,
-  reader,
-  ReadClient,
 };
 import * as protos from '../protos/protos';
 export {protos};
-import * as adapt from './adapt';
-export {adapt};
-
-// Add extra protobufjs definitions.
-// When importing protobufjs/ext/descriptor package, it monkey patches some methods
-// that we use in this package. We need to manually declare some of those
-// methods that we use to make the Typescript compiler happy.
-// There are some open issues around that. After they are fixed, we can remove this:
-// * https://github.com/protobufjs/protobuf.js/issues/1499
-// * https://github.com/protobufjs/protobuf.js/issues/1149
-import './protobuf';