In the filtering toolbar of the Triggers page, you can now filter by trigger repository and region

## Change In the filtering toolbar of the Triggers page, you can now filter by trigger repository and region. The region drop-down has been removed. For more information, see [Create and manage build triggers](https://cloud.google.com/build/docs/automating-builds/create-manage-triggers). ## Feature You can now specify, in your build config file, a custom Pub/Sub topic for build notifications. For more information, see [Pub/Sub topics for build notifications](https://cloud.google.com/build/docs/configuring-notifications/notifiers#pubsub-topic-config).