chore: Release config version 0.15.22

Author: epage

CHANGELOG.md

@@ -7,6 +7,8 @@ and this project adheres to [Semantic Versioning](https://semver.org/).
 <!-- next-header -->
 ## [Unreleased] - ReleaseDate
 
+## [0.15.22] - 2026-03-17
+
 ### Documentation
 
 - Polish examples
@@ -651,7 +653,8 @@ update its MSRV.
 Initial release.
 
 <!-- next-url -->
-[Unreleased]: https://github.com/rust-cli/config-rs/compare/v0.15.21...HEAD
+[Unreleased]: https://github.com/rust-cli/config-rs/compare/v0.15.22...HEAD
+[0.15.22]: https://github.com/rust-cli/config-rs/compare/v0.15.21...v0.15.22
 [0.15.21]: https://github.com/rust-cli/config-rs/compare/v0.15.20...v0.15.21
 [0.15.20]: https://github.com/rust-cli/config-rs/compare/v0.15.19...v0.15.20
 [0.15.19]: https://github.com/rust-cli/config-rs/compare/v0.15.18...v0.15.19

Cargo.lock

@@ -96,7 +96,7 @@ lto = true
 
 [package]
 name = "config"
-version = "0.15.21"
+version = "0.15.22"
 description = "Layered configuration system for Rust applications."
 categories = ["config"]
 keywords = ["config", "configuration", "settings", "env", "environment"]