From 3853ce7f1a8980931afd2267447192f1885691cf Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Marc-Andr=C3=A9=20Bombeck?= <mbombeck@gmail.com>
Date: Sun, 25 Oct 2026 03:02:56 +0100
Subject: [PATCH] fix(backup): order the source aliases a deleted document's
 keys are read from

The backup export is totally ordered so two exports of the same account are
byte-identical; the alias relation the import-key ledger reads was the one
nested read without an order.
---
 src/lib/documents/tombstones.ts | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/lib/documents/tombstones.ts b/src/lib/documents/tombstones.ts
index 7ca5e337d..f6ee18c9d 100644
--- a/src/lib/documents/tombstones.ts
+++ b/src/lib/documents/tombstones.ts
@@ -45,6 +45,8 @@ export const SOURCE_KEY_SELECT = {
   sourceId: true,
   sourceInstance: true,
   sourceAliases: {
+    // The backup reads through this select, and its export is totally ordered.
+    orderBy: [{ createdAt: "asc" }, { id: "asc" }],
     select: { sourceSystem: true, sourceId: true, sourceInstance: true },
   },
 } as const;