In June 2025, Yuwen enhanced the Expensify/Bedrock repository by implementing topic parameter logging to improve observability and debugging in topic-driven workflows. This work involved adding the 'topic' parameter to the PARAMS_WHITELIST within SLog.cpp, enabling more granular tracking of topic-related data. Yuwen refactored the whitelist for better readability by alphabetizing its entries, supporting maintainability and future audits. The changes were delivered through two well-documented commits, focusing on clean integration with the existing logging framework. Utilizing C++ and best practices in code refactoring and configuration, Yuwen’s contribution increased traceability and streamlined issue diagnosis without introducing new bugs.