During March 2025, this developer delivered a data-driven update to the 9ciyuan.json configuration file in the Predidit/KazumiRules repository, focusing on improving the alignment between feature settings and underlying data. Leveraging skills in configuration management and proficiency with JSON, they established a single source of truth for feature and configuration rollouts. Their approach enhanced the maintainability and traceability of configuration changes by integrating updates through a structured pull request workflow. While the work was limited to a single feature and did not involve bug fixes, it demonstrated a methodical approach to repository hygiene and safer, more efficient feature deployment.