January 2026 monthly summary for symfony/symfony: Focused on reliability improvements in the PostgreSqlConnection integration with Symfony Messenger, delivering a targeted fix and reinforcing the stability of the message-flow pipeline.

Month: 2025-04 Key features delivered: - Reverted the Messenger per-message garbage collection change in the worker loop to restore prior behavior and reduce per-message gc_collect_cycles() overhead. This preserves expected performance characteristics without altering functional behavior. Major bugs fixed: - Removed the per-message gc_collect_cycles() change and the associated test, returning to the stable, tested workflow for message processing. Overall impact and accomplishments: - Improved runtime efficiency for long-running Messenger workers by eliminating per-message GC overhead while maintaining correctness; alignment with existing performance targets and test coverage. Technologies/skills demonstrated: - PHP/Symfony, Messenger subsystem, performance optimization, code rollback and traceability, test maintenance, and commit-level documentation.