During November 2024, Jan Dillmann developed granular trusted builders management for the schneems/pack repository, enhancing the pack CLI to allow configuration of trusted builders by repository and tag rather than only by exact image name. This approach improved both security and flexibility in managing build pipelines, enabling more precise trust policies across container registries. Jan implemented the feature using Go, applying skills in CLI development and configuration management to ensure compatibility with existing workflows. The work focused on initial policy integration, laying the groundwork for further hardening and rollout, and addressed a nuanced need for more adaptable trust controls in containerized environments.