Synapse 1.85.0rc2 (2023-06-01)

Bugfixes

• Fix a performance issue introduced in Synapse v1.83.0 which meant that purging rooms was very slow and database-intensive. (#15693)

Deprecations and Removals

• Deprecate calling the /register endpoint with an unspecced user property for application services. (#15703)

Internal Changes

• Speed up background jobs populate_full_user_id_user_filters and populate_full_user_id_profiles. (#15700)