February 2025 monthly summary focusing on delivering ROOT 6+ compatibility for the sPHENIX analysis workflow and strengthening maintenance readiness. Key features delivered: - Modernized Fun4All_JetAna macro for ROOT 6+ compatibility in sPHENIX-Collaboration/analysis. Refactored include paths, function signatures, and input manager configurations to align with modern ROOT practices and the sPHENIX analysis framework. Major bugs fixed: - Removed ROOT 5 compatibility remnants to prevent legacy incompatibilities and streamline future upgrades (commit: 4cabe93b8b89b2997251077875b1f4720af70a17). Overall impact and accomplishments: - Achieved forward compatibility with ROOT 6+ across the analysis macros, enabling cleaner builds and easier maintenance within the sPHENIX pipeline. - Reduced technical debt by eliminating ROOT 5 remnants, setting the stage for upcoming ROOT 6+ feature work and analysis upgrades. - Strengthened the integration between the macro and the sPHENIX analysis framework, supporting more reliable downstream analyses. Technologies/skills demonstrated: - ROOT 6+ API updates, C++ macro refactoring, include/signature updates, input manager configuration. - Version control hygiene and clear commit messaging to support traceability and rollbacks. - Alignment with project-wide analysis standards and build/test readiness.