Andrey Khramov focused on security and dependency maintenance for the livekit/rust-sdks repository, delivering a targeted upgrade of the Reqwest library to version 0.12. He managed updates to Cargo.toml and Cargo.lock, ensuring that all related dependencies remained compatible and that the build process was reproducible. Using Rust and Cargo, Andrey validated the updated SDK against downstream crates to confirm there were no regressions in core functionality. His work addressed potential vulnerabilities and improved the security posture of the codebase. The scope was narrow but thorough, emphasizing dependency management and secure software development practices over new feature delivery or bug fixes.