From d7b88cc9c9d1e047a781062b908ef1a125b140f4 Mon Sep 17 00:00:00 2001
From: Horizontal42 <75383519+Horizontal42@users.noreply.github.com>
Date: Wed, 12 Aug 2026 19:54:06 +0300
Subject: [PATCH] atomic write for deleted-sheet backups

fs::write left the one safety-net copy of a deleted sheet exposed to
mid-write corruption; use the existing temp+rename helper like every
other user-data write.
---
 src-tauri/src/main.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src-tauri/src/main.rs b/src-tauri/src/main.rs
index 9b008a2..49a40f5 100644
--- a/src-tauri/src/main.rs
+++ b/src-tauri/src/main.rs
@@ -611,7 +611,7 @@ fn backup_deleted_sheet(
         safe,
         chrono::Local::now().format("%Y-%m-%d-%H%M%S")
     );
-    fs::write(bin.join(name), contents).map_err(|e| e.to_string())
+    write_atomic(&bin.join(name), &contents)
 }
 
 #[tauri::command]