From fddb04753f63ed132656797e3759a806a9696402 Mon Sep 17 00:00:00 2001
From: Martynas Bagdonas <git.martynas@gmail.com>
Date: Wed, 2 Oct 2024 12:51:39 +0300
Subject: [PATCH] Preserve unknown position properties when merging ink
 annotations

---
 src/common/annotation-manager.js | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/common/annotation-manager.js b/src/common/annotation-manager.js
index 6ab41444..1813989d 100644
--- a/src/common/annotation-manager.js
+++ b/src/common/annotation-manager.js
@@ -257,7 +257,8 @@ class AnnotationManager {
 		let width = [...widthMap.entries()].sort((a, b) => b[1] - a[1])[0][0];
 
 		annotation.position = {
-			pageIndex: annotations[0].position.pageIndex,
+			// Preserve pageIndex and potentially other unknown properties
+			...annotations[0].position,
 			width,
 			paths: annotations.flatMap(x => x.position.paths)
 		};