During December 2025, Ivan Murzak focused on improving configuration persistence for the IvanMurzak/Unity-MCP repository using C# and Unity. He addressed a critical issue where JSON configuration settings, such as keepConnected, were lost during Unity domain reloads. Ivan implemented a solution that introduced case-insensitive deserialization and camelCase serialization for JSON config properties, ensuring that settings persisted reliably across reloads. This work required a deep understanding of Unity’s domain reload behavior and JSON handling in C#. By linking the fix to a specific commit, Ivan ensured traceability and maintainability, demonstrating careful attention to detail in solving a nuanced configuration management problem.