f note about 2781

Author: TheBlueMatt

CHANGELOG.md

@@ -19,6 +19,10 @@
    time-fetch function, and `ScoreUpDate` methods now take the current time as a
    `Duration` argument. This avoids fetching time during pathfinding (#2656).
  * Receiving payments to multi-hop blinded paths is now supported (#2688).
+ * `MessageRouter` and `Router` now feature methods to blinded paths back to the
+   local node for incoming messages and payments. `Router` now extends
+   `MessageRouter`, and both are used in `ChannelManager` when processing or
+   creating BOLT12 structures to generate multi-hop blinded paths (#1781).
  * `lightning-transaction-sync` now supports Electrum-based sync (#2685).
  * `Confirm::get_relevant_txids` now returns the height at which a transaction
    was confirmed. This can be used to assist in reorg detection (#2685).