Worked on the Shopify/grpc repository to enhance the reliability and usability of the Route Guide Callback Client example. Addressed a deployment edge-case by implementing explicit command line argument parsing in C++ for the db_path, ensuring the client could consistently locate its database file regardless of the execution directory. This update improved both developer experience and deployment reliability by reducing configuration friction and minimizing environment-related failures in CI and local development. The work focused on robust CLI handling and clean, targeted changes, leveraging skills in C++, command line argument parsing, and gRPC to align example code with best practices for cross-environment consistency.