Worked on the rackerlabs/genestack repository to enhance configuration quality and deployment reliability for Helm-based ceilometer components. Focused on addressing a yamllint error by refactoring YAML sequences in the ceilometer-helm-overrides.yaml file, converting bracketed inline formats to standard multi-line lists. This approach improved maintainability and ensured compliance with YAML linting rules, reducing the risk of CI failures. The work involved careful updates to configuration management practices using YAML and Helm, maintaining functional parity while supporting safer, more repeatable releases. The changes contributed to a more robust deployment process, emphasizing code quality and adherence to best practices in configuration management.