Imran Khan expanded end-to-end test coverage for the Central Notification System within the harness/terraform-provider-harness repository, focusing on robust validation across multiple notification channels such as Email, Slack, MS Teams, PagerDuty, Webhook, and Datadog. Leveraging Go and Terraform, Imran implemented automated tests that span account, organization, and project scopes, ensuring that notification rules and default templates are thoroughly validated. This work enhanced the reliability of CI/CD pipelines and cloud infrastructure by reducing release risk and supporting safer feature rollouts. The depth of test automation reflects a strong emphasis on maintainability and comprehensive coverage for complex notification workflows.