Polish 1.0.39 release notes

docs/releases/1.0.md

@@ -2,6 +2,21 @@
 
 This document contains earlier published releases from the 1.0 line of the [current Self-hosted LiveSync release history](../../updates.md). Beta and release-candidate builds published before 1.0.0 are recorded in the [1.0 preview history](1.0-previews.md). Earlier release lines continue in the [0.25 history](0.25.md) and the [legacy history](legacy.md).
 
+## 1.0.34
+
+2nd October, 2026
+
+### Security
+
+- Fixed an issue where sensitive information could be included in exported configuration data under certain conditions. Updating is recommended. (refs #1218)
+- Improved configuration persistence and JSON conflict handling.
+
+### Acknowledgements
+
+Thank you for your contributions!
+
+- @kimjansheden (#1218)
+
 ## 1.0.33
 
 1st October, 2026