Synapse 1.88.0rc1 (2023-07-11)

This release

• raises the minimum supported version of Python to 3.8, as Python 3.7 is now end-of-life, and
• removes deprecated config options related to worker deployment.

See the upgrade notes for more information.

Features

• Add not_user_type param to the list accounts admin API. (#15844)

Bugfixes

• Pin pydantic to ^=1.7.4 to avoid backwards-incompatible API changes from the 2.0.0 release.
  Contributed by @PaarthShah. (#15862)
• Correctly resize thumbnails with pillow version >=10. (#15876)

Improved Documentation

• Fixed header levels on the Admin API "Users" documentation page. Contributed by @sumnerevans at @beeper. (#15852)
• Remove deprecated worker_replication_host, worker_replication_http_port and worker_replication_http_tls configuration options. (#15872)

Deprecations and Removals

• Remove deprecated worker_replication_host, worker_replication_http_port and worker_replication_http_tls configuration options. See the upgrade notes for more details. (#15860)
• Remove support for Python 3.7 and hence for Debian Buster. (#15851, #15892, #15893, #15917)

Internal Changes

• Add foreign key constraint to event_forward_extremities. (#15751, #15907)
• Add read/write style cross-worker locks. (#15782)
• Stop writing to column user_id of tables profiles and user_filters. (#15787)
• Use lower isolation level when cleaning old presence stream data to avoid serialization errors. (#15826)
• Add tracing to media /upload code paths. (#15850, #15888)
• Add a timeout that aborts any Postgres statement taking more than 1 hour. (#15853)
• Fix the devenv up configuration which was ignoring the config overrides. (#15854)
• Optimised cleanup of old entries in device_lists_stream. (#15861)
• Update the Matrix clients link in the It works! Synapse is running landing page. (#15874)
• Fix building Synapse with the nightly Rust compiler. (#15906)
• Add Server to Access-Control-Expose-Headers header. (#15908)

Updates to locked dependencies

• Bump authlib from 1.2.0 to 1.2.1. (#15864)
• Bump importlib-metadata from 6.6.0 to 6.7.0. (#15865)
• Bump lxml from 4.9.2 to 4.9.3. (#15897)
• Bump regex from 1.8.4 to 1.9.1. (#15902)
• Bump ruff from 0.0.275 to 0.0.277. (#15900)
• Bump sentry-sdk from 1.25.1 to 1.26.0. (#15867)
• Bump serde_json from 1.0.99 to 1.0.100. (#15901)
• Bump types-pyopenssl from 23.2.0.0 to 23.2.0.1. (#15866)