Bump version to 2.10.0

Signed-off-by: Tomoki Sugiura <tomoki-sugiura@cybozu.co.jp>

Author: chez-shanpu

CHANGELOG.md

@@ -5,6 +5,12 @@ This project adheres to [Semantic Versioning](http://semver.org/).
 
 ## [Unreleased]
 
+## [2.10.0] - 2025-04-09
+
+### Added
+
+- Added cert-controller for easy webhook cert rotation (#319)
+
 ## [2.9.1] - 2025-03-28
 
 ### Changed
@@ -352,7 +358,8 @@ The following `coil-controller` related resources are no longer needed, and you
 Coil version 2 is a complete rewrite of Coil version 1.
 This is the first release candidate with all the planned features implemented.
 
-[Unreleased]: https://github.com/cybozu-go/coil/compare/v2.9.1...HEAD
+[Unreleased]: https://github.com/cybozu-go/coil/compare/v2.10.0...HEAD
+[2.10.0]: https://github.com/cybozu-go/coil/compare/v2.9.1...v2.10.0
 [2.9.1]: https://github.com/cybozu-go/coil/compare/v2.9.0...v2.9.1
 [2.9.0]: https://github.com/cybozu-go/coil/compare/v2.8.0...v2.9.0
 [2.8.0]: https://github.com/cybozu-go/coil/compare/v2.7.2...v2.8.0

v2/kustomization.yaml

@@ -1,6 +1,6 @@
 images:
 - name: coil
-  newTag: 2.9.1
+  newTag: 2.10.0
   newName: ghcr.io/cybozu-go/coil
 
 resources:

v2/version.go

@@ -5,7 +5,7 @@ import (
 	"strings"
 )
 
-const version = "2.9.1"
+const version = "2.10.0"
 
 // Version returns the semantic versioning string of Coil.
 func Version() string {