Synapse 1.123.0rc1 (2025-01-21)

Features

• Implement MSC4133 for custom profile fields. Contributed by @clokep. (#17488)
• Add a query parameter type to the Room State Admin API that filters the state event. (#18035)
• Support the new /auth_metadata endpoint defined in MSC2965. (#18093)

Bugfixes

• Fix membership caches not updating in state reset scenarios. (#17732)
• Fix rare race where on upgrade to v1.122.0 a long running database upgrade could lock out new events from being received or sent. (#18091)

Improved Documentation

• Document tls option for a worker instance in instance_map. (#18064)

Deprecations and Removals

• Remove the unstable MSC4151 implementation. The stable support remains, per Matrix 1.13. (#18052)

Internal Changes

• Increase invite rate limits (rc_invites.per_issuer) for Complement. (#18072)

Updates to locked dependencies

• Bump jinja2 from 3.1.4 to 3.1.5. (#18067)
• Bump mypy from 1.12.1 to 1.13.0. (#18083)
• Bump pillow from 11.0.0 to 11.1.0. (#18084)
• Bump pyo3 from 0.23.3 to 0.23.4. (#18079)
• Bump pyopenssl from 24.2.1 to 24.3.0. (#18062)
• Bump serde_json from 1.0.134 to 1.0.135. (#18081)
• Bump ulid from 1.1.3 to 1.1.4. (#18080)