Darin Nee developed a feature for the fastly/terraform-provider-fastly repository that enhances alert configuration management by automatically appending a 'Managed by Terraform' label to alert definitions for Terraform-managed alerts. Using Go and leveraging API integration and Terraform provider development skills, Darin implemented logic to add the label during alert creation and update, while ensuring it is stripped from the display during read operations. This approach improves traceability and governance for operators by clearly distinguishing managed alerts, reducing manual labeling, and supporting safer deployments. The work demonstrates a focused, well-scoped enhancement that addresses operational clarity and auditability within the provider.