chore(v3): bump to v3.0.0-alpha.39 and update changelog [skip ci]

Author: github-actions[bot]

docs/src/content/docs/changelog.mdx

@@ -30,6 +30,14 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 */
 ## [Unreleased]
 
+## v3.0.0-alpha.39 - 2025-11-12
+
+## Added
+- Typed Events by @fbbdev and @ianvs in [#4633](https://github.com/wailsapp/wails/pull/4633)
+
+## Changed
+- When emitting a custom event with zero or one data argument, the data value will be assigned directly to the Data field without wrapping it in a slice by [@fbbdev](https://github.com/fbbdev) in [#4633](https://github.com/wailsapp/wails/pull/4633)
+
 ## v3.0.0-alpha.38 - 2025-11-04
 
 ## Added

v3/UNRELEASED_CHANGELOG.md

@@ -17,11 +17,9 @@ After processing, the content will be moved to the main changelog and this file
 
 ## Added
 <!-- New features, capabilities, or enhancements -->
-- Typed Events by @fbbdev and @ianvs in [#4633](https://github.com/wailsapp/wails/pull/4633)
 
 ## Changed
 <!-- Changes in existing functionality -->
-- When emitting a custom event with zero or one data argument, the data value will be assigned directly to the Data field without wrapping it in a slice by [@fbbdev](https://github.com/fbbdev) in [#4633](https://github.com/wailsapp/wails/pull/4633)
 
 ## Fixed
 <!-- Bug fixes -->

v3/internal/version/version.txt

@@ -1 +1 @@
-v3.0.0-alpha.38
+v3.0.0-alpha.39