Worked on the apache/hbase repository to deliver an enhancement focused on concurrency annotations by explicitly adding the jcip-annotations library as a dependency. Addressed a gap in dependency management by updating the Maven build configuration, ensuring that concurrency-related annotations are clearly defined and reducing the risk of misinterpretation in the codebase. This change improved code clarity and enabled more effective static analysis, aligning with project guidelines to avoid issues with transitive dependencies. The work demonstrated a thorough approach, from identifying the missing dependency to implementing and documenting the solution using Java, Maven, and XML, supporting maintainability across the team.