Advertise MSC4445 sync timeline order (#19642)

Synapse uses topological ordering for initial sync (first time a room is sent down `/sync`), https://github.com/element-hq/synapse/blob/2e9b8202f0a1a8ceba9f02bb5ec227498d51dcbd/synapse/handlers/sync.py#L768-L805
2026-07-12 07:30:01 +00:00 · 2026-04-08 10:47:13 -05:00
parent 15662db095
commit 35b55e962a
2 changed files with 3 additions and 0 deletions
@@ -0,0 +1 @@
+Advertise [MSC4445](https://github.com/matrix-org/matrix-spec-proposals/pull/4445) sync timeline order in `unstable_features`.
@@ -206,6 +206,8 @@ class VersionsRestServlet(RestServlet):
                    "org.matrix.msc4354": self.config.experimental.msc4354_enabled,
                    # MSC4380: Invite blocking
                    "org.matrix.msc4380.stable": True,
+                    # MSC4445: Sync timeline order
+                    "org.matrix.msc4445.initial_sync_timeline_topological_ordering": True,
                },
            },
        )
				`@@ -0,0 +1 @@`
				Advertise [MSC4445](https://github.com/matrix-org/matrix-spec-proposals/pull/4445) sync timeline order in `unstable_features`.