chore(release): bump version to v0.3.0

Signed-off-by: tfx2001 <tfx2001@outlook.com>

Author: tfx2001

CHANGELOG.md

@@ -7,6 +7,8 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
+## [0.3.0] - 2026-06-20
+
 ### Added
 
 - Add local Hable tonemapping for SDR base image generation.
@@ -40,7 +42,8 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 - Initial release.
 
-[unreleased]: https://github.com/tfx2001/jxr2uhdr/compare/v0.2.1...HEAD
+[unreleased]: https://github.com/tfx2001/jxr2uhdr/compare/v0.3.0...HEAD
+[0.3.0]: https://github.com/tfx2001/jxr2uhdr/releases/tag/v0.3.0
 [0.2.1]: https://github.com/tfx2001/jxr2uhdr/releases/tag/v0.2.1
 [0.2.0]: https://github.com/tfx2001/jxr2uhdr/releases/tag/v0.2.0
 [0.1.1]: https://github.com/tfx2001/jxr2uhdr/releases/tag/v0.1.1

Cargo.lock

@@ -3,7 +3,7 @@ members = ["jxr2uhdr-cli"]
 resolver = "3"
 
 [workspace.package]
-version = "0.2.1"
+version = "0.3.0"
 edition = "2024"
 
 [workspace.dependencies]