Release v0.3.1 (#319)

Author: abhinav

.changes/unreleased/Fixed-20240729-192426.yaml

@@ -0,0 +1,6 @@
+## <a name="v0.3.1">v0.3.1</a> - 2024-07-30
+### Fixed
+- branch submit: Fail if Git editor is explicitly unset and there's no fallback.
+- branch create: Ensure auto-generated branch names are unique.
+- branch create: Don't lose data if the branch cannot be created for any reason.
+- Fix messages instructing use of 'gs branch restack' to use correct arguments.

.changes/unreleased/Fixed-20240729-194855.yaml

@@ -5,6 +5,13 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html),
 and is generated by [Changie](https://github.com/miniscruff/changie).
 
+## <a name="v0.3.1">v0.3.1</a> - 2024-07-30
+### Fixed
+- branch submit: Fail if Git editor is explicitly unset and there's no fallback.
+- branch create: Ensure auto-generated branch names are unique.
+- branch create: Don't lose data if the branch cannot be created for any reason.
+- Fix messages instructing use of 'gs branch restack' to use correct arguments.
+
 ## <a name="v0.3.0">v0.3.0</a> - 2024-07-24
 ### Added
 - Authentication: If a secure storage is not available, fall back to plain text, but warn the user about it.