prep for release v25.6.0 [no ci]

CHANGELOG.md

@@ -4,6 +4,8 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/).
 
 ## [Unreleased]
+
+## [25.6.0] - 2025-09-14
 ### Added
 - Classic schedules: allow selecting multiple graphics elements on schedule items
 - Block schedules: allow selecting multiple graphics elements on decos
@@ -2698,7 +2700,8 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/).
 - Initial release to facilitate testing outside of Docker.
 
 
-[Unreleased]: https://github.com/ErsatzTV/ErsatzTV/compare/v25.5.0...HEAD
+[Unreleased]: https://github.com/ErsatzTV/ErsatzTV/compare/v25.6.0...HEAD
+[25.6.0]: https://github.com/ErsatzTV/ErsatzTV/compare/v25.6.0...v25.5.0
 [25.5.0]: https://github.com/ErsatzTV/ErsatzTV/compare/v25.4.0...v25.5.0
 [25.4.0]: https://github.com/ErsatzTV/ErsatzTV/compare/v25.3.1...v25.4.0
 [25.3.1]: https://github.com/ErsatzTV/ErsatzTV/compare/v25.3.0...v25.3.1