Concise monthly summary for 2025-09 focusing on documentation enhancements for add_event_handler in matrix-org/matrix-rust-sdk. Delivered improvements clarify handling of invite events and stripped state, supported by a single commit reference. This work improves developer onboarding, reduces integration friction, and aligns with ongoing SDK quality goals.

December 2024 highlights across synapse and matrix-authentication-service: delivered reliability improvements via targeted bug fixes, and enhanced security/configurability for OAuth2 integration. Fixed invite flow inconsistency with third_party_rules, safeguarded long-running purge operations from PostgreSQL timeouts, and introduced configurable signing algorithms for ID Tokens and UserInfo responses. These changes reduce user friction, lower operational risk, and improve interoperability with diverse identity providers.