During December 2025, Marek Wlasak developed the Covariance Model Recursive Execution Configuration for the JCSDA-internal/soca repository, enabling recursive component execution within the covariance model. He approached this by updating YAML-based configuration files to expose a new option, allowing users to flexibly orchestrate model workflows through configuration management rather than code changes. This enhancement improved both the flexibility and scalability of covariance model runs, supporting more dynamic experimentation and deployment scenarios. Marek’s work focused on config-driven design, leveraging YAML and version control practices to strengthen maintainability. The feature addressed workflow customization needs, though no major bugs were fixed during this period.