No significant changes since 1.127.0rc1. - Update [MSC4140](https://github.com/matrix-org/matrix-spec-proposals/pull/4140) implementation to no longer cancel a user's own delayed state events with an event type & state key that match a more recent state event sent by that user. ([\#17810](https://github.com/element-hq/synapse/issues/17810)) - Fixed a minor typo in the Synapse documentation. Contributed by @karuto12. ([\#18224](https://github.com/element-hq/synapse/issues/18224)) - Remove undocumented `SYNAPSE_USE_FROZEN_DICTS` environment variable. ([\#18123](https://github.com/element-hq/synapse/issues/18123)) - Fix detection of workflow failures in the release script. ([\#18211](https://github.com/element-hq/synapse/issues/18211)) - Add caching support to media endpoints. ([\#18235](https://github.com/element-hq/synapse/issues/18235)) * Bump anyhow from 1.0.96 to 1.0.97. ([\#18201](https://github.com/element-hq/synapse/issues/18201)) * Bump bcrypt from 4.2.1 to 4.3.0. ([\#18207](https://github.com/element-hq/synapse/issues/18207)) * Bump bytes from 1.10.0 to 1.10.1. ([\#18227](https://github.com/element-hq/synapse/issues/18227)) * Bump http from 1.2.0 to 1.3.1. ([\#18245](https://github.com/element-hq/synapse/issues/18245)) * Bump sentry-sdk from 2.19.2 to 2.22.0. ([\#18205](https://github.com/element-hq/synapse/issues/18205)) * Bump serde from 1.0.218 to 1.0.219. ([\#18228](https://github.com/element-hq/synapse/issues/18228)) * Bump serde_json from 1.0.139 to 1.0.140. ([\#18202](https://github.com/element-hq/synapse/issues/18202)) * Bump ulid from 1.2.0 to 1.2.1. ([\#18246](https://github.com/element-hq/synapse/issues/18246))