From cbe091ad90325932e724e4ba4b2a9c818581a211 Mon Sep 17 00:00:00 2001
From: Jack Kingsman <jack.kingsman@gmail.com>
Date: Mon, 16 Feb 2026 18:32:45 -0800
Subject: [PATCH] Add clarifying comment for missing DM pathing info

---
 app/event_handlers.py | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/app/event_handlers.py b/app/event_handlers.py
index a968b35..f1f893e 100644
--- a/app/event_handlers.py
+++ b/app/event_handlers.py
@@ -245,6 +245,9 @@ async def on_ack(event: "Event") -> None:
         logger.info("ACK received for message %d", message_id)
 
         ack_count = await MessageRepository.increment_ack_count(message_id)
+        # DM ACKs don't carry path data, so paths is intentionally omitted.
+        # The frontend's mergePendingAck handles the missing field correctly,
+        # preserving any previously known paths.
         broadcast_event("message_acked", {"message_id": message_id, "ack_count": ack_count})
     else:
         logger.debug("ACK code %s does not match any pending messages", ack_code)