Synapse 1.103.0rc1 (2024-03-12)

Features

• Add a new List Accounts v3 Admin API with improved deactivated user filtering capabilities. (#16874)
• Include Retry-After header by default per MSC4041. Contributed by @clokep. (#16947)

Bugfixes

• Fix joining remote rooms when a module uses the on_new_event callback. This callback may now pass partial state events instead of the full state for remote rooms. Introduced in v1.76.0. (#16973)
• Fix performance issue when joining very large rooms that can cause the server to lock up. Introduced in v1.100.0. Contributed by @ggogel. (#16968)

Improved Documentation

• Add HAProxy example for single port operation to reverse proxy documentation. Contributed by Georg Pfuetzenreuter (@tacerus). (#16768)
• Improve the documentation around running Complement tests with new configuration parameters. (#16946)
• Add docs on upgrading from a very old version. (#16951)

Updates to locked dependencies

• Bump JasonEtco/create-an-issue from 2.9.1 to 2.9.2. (#16934)
• Bump anyhow from 1.0.79 to 1.0.80. (#16935)
• Bump dawidd6/action-download-artifact from 3.0.0 to 3.1.1. (#16933)
• Bump furo from 2023.9.10 to 2024.1.29. (#16939)
• Bump pyopenssl from 23.3.0 to 24.0.0. (#16937)
• Bump types-netaddr from 0.10.0.20240106 to 1.2.0.20240219. (#16938)