From 62f1d637acdc6256a37c8730aa9a47edd0c835c0 Mon Sep 17 00:00:00 2001
From: Jannis Braun <151788261+TheZwiss@users.noreply.github.com>
Date: Thu, 26 Mar 2026 17:54:24 +0100
Subject: [PATCH] feat(federation): surface sourceMessageId/sourceInstance in
 DM message payloads

Both REST and WebSocket DM message payloads now include the relay
identity fields. This enables client-side deduplication of relay copies.
---
 packages/server/src/routes/dm.ts | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/packages/server/src/routes/dm.ts b/packages/server/src/routes/dm.ts
index 8e3098c4..079cdbca 100644
--- a/packages/server/src/routes/dm.ts
+++ b/packages/server/src/routes/dm.ts
@@ -80,6 +80,8 @@ export function buildDmMessageWithUser(
     content: message.content,
     editedAt: message.editedAt,
     createdAt: message.createdAt,
+    sourceMessageId: message.sourceMessageId ?? null,
+    sourceInstance: message.sourceInstance ?? null,
     user: sanitizeUser(user),
     attachments: attachmentRows.map(a => ({
       id: a.id,