Add msc4354 to /versions response

synapse/replication/tcp/client.py

@@ -266,7 +266,6 @@ class ReplicationDataHandler:
                 users=[row.user_id for row in rows],
             )
         elif stream_name == StickyEventsStream.NAME:
-            print(f"STICKY_EVENTS on_rdata {token} => {rows}")
             self.notifier.on_new_event(
                 StreamKeyType.STICKY_EVENTS,
                 token,

synapse/rest/client/versions.py

@@ -182,6 +182,8 @@ class VersionsRestServlet(RestServlet):
                     "org.matrix.msc4306": self.config.experimental.msc4306_enabled,
                     # MSC4169: Backwards-compatible redaction sending using `/send`
                     "com.beeper.msc4169": self.config.experimental.msc4169_enabled,
+                    # MSC4354: Sticky events
+                    "org.matrix.msc4354": self.config.experimental.msc4354_enabled,
                 },
             },
         )