chore: release v16.4.0 (#1528)

Co-authored-by: github-actions[bot] <41898282+github-actions[bot]@users.noreply.github.com>

CHANGELOG.md

@@ -7,6 +7,28 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
+## [16.4.0](https://github.com/topgrade-rs/topgrade/compare/v16.3.0...v16.4.0) - 2025-11-20
+
+### Added
+
+- *(os)* add Origami Linux support ([#1530](https://github.com/topgrade-rs/topgrade/pull/1530))
+- *(containers)* add option to run `system prune` ([#1523](https://github.com/topgrade-rs/topgrade/pull/1523))
+
+### Fixed
+
+- *(deps)* restore custom commands order ([#1535](https://github.com/topgrade-rs/topgrade/pull/1535))
+
+### Other
+
+- *(deps)* update clap, clap_builder, clap_complete ([#1540](https://github.com/topgrade-rs/topgrade/pull/1540))
+- *(deps)* update github/codeql-action action to v4.31.4 ([#1531](https://github.com/topgrade-rs/topgrade/pull/1531))
+- *(config)* add custom commands order test ([#1536](https://github.com/topgrade-rs/topgrade/pull/1536))
+- make Config methods more consistent by utilizing `#[derive(Default)]` ([#1534](https://github.com/topgrade-rs/topgrade/pull/1534))
+- *(issue templates)* use issue types ([#1533](https://github.com/topgrade-rs/topgrade/pull/1533))
+- *(deps)* lock file maintenance ([#1505](https://github.com/topgrade-rs/topgrade/pull/1505))
+- *(deps)* update actions/checkout digest to 93cb6ef ([#1526](https://github.com/topgrade-rs/topgrade/pull/1526))
+- *(deps)* update actions/checkout action to v5.0.1 ([#1527](https://github.com/topgrade-rs/topgrade/pull/1527))
+
 ## [16.3.0](https://github.com/topgrade-rs/topgrade/compare/v16.2.1...v16.3.0) - 2025-11-16
 
 ### Added