Bump version to v0.31.0

Author: yamatcha

CHANGELOG.md

@@ -5,9 +5,24 @@ This project adheres to [Semantic Versioning](http://semver.org/).
 
 ## [Unreleased]
 
+
+## [0.31.0] - 2025-12-09
+
+### Notice
+GitHub Discussions has been closed. Please open an Issue for any questions, feature requests, or discussions going forward.
+
+### Changed
+- Document the Developer Certificate of Origin sign-off policy in contributor docs [#863](https://github.com/cybozu-go/moco/pull/863)
+
 ### Added
+- Support for Kubernetes v1.34, including updated tooling, CRDs, and CI workflows [#860](https://github.com/cybozu-go/moco/pull/860) [#853](https://github.com/cybozu-go/moco/pull/853)
+- Support MySQL 8.0.44 and 8.4.7, with corresponding container images [#858](https://github.com/cybozu-go/moco/pull/858) [#856](https://github.com/cybozu-go/moco/pull/856)
 - Added `(agent,fluentbit,mysqldExporter).image.(repository,tag)` values, to set `--agent-image`, `--fluent-bit-image`, `--mysqld-exporter-image` args on controller [#827](https://github.com/cybozu-go/moco/pull/827)
 
+### Fixed
+- Compare replicas and partition numbers correctly when confirming StatefulSet rollout readiness in the partition controller [#857](https://github.com/cybozu-go/moco/pull/857)
+- Scope PVC resize targets to the MySQL cluster namespace to avoid unintended updates [#857](https://github.com/cybozu-go/moco/pull/857)
+
 ### Contributors
 - @dmaes
 
@@ -750,7 +765,8 @@ The `MySQLCluster` created by MOCO `< v0.5.0` has no compatibility with `>= v0.5
 
 - Bootstrap a vanilla MySQL cluster with no replicas (#2).
 
-[Unreleased]: https://github.com/cybozu-go/moco/compare/v0.30.0...HEAD
+[Unreleased]: https://github.com/cybozu-go/moco/compare/v0.31.0...HEAD
+[0.31.0]: https://github.com/cybozu-go/moco/compare/v0.30.0...v0.31.0
 [0.30.0]: https://github.com/cybozu-go/moco/compare/v0.29.0...v0.30.0
 [0.29.0]: https://github.com/cybozu-go/moco/compare/v0.28.0...v0.29.0
 [0.28.0]: https://github.com/cybozu-go/moco/compare/v0.27.1...v0.28.0

kustomization.yaml

@@ -3,4 +3,4 @@ resources:
 
 images:
 - name: ghcr.io/cybozu-go/moco
-  newTag: 0.30.0
+  newTag: 0.31.0

version.go

@@ -2,7 +2,7 @@ package moco
 
 const (
 	// Version is the MOCO version
-	Version = "0.30.0"
+	Version = "0.31.0"
 
 	// FluentBitImage is the image for slow-log sidecar container.
 	FluentBitImage = "ghcr.io/cybozu-go/moco/fluent-bit:4.1.1.1"