Merge pull request #5015 from grosser/grosser/1.22

update to go 1.22

Author: karmada-bot

.go-version

@@ -1 +1 @@
-1.21.10
+1.22.4

README.md

@@ -98,7 +98,7 @@ This guide will cover:
 - Propagate an application by using `karmada`.
 
 ### Prerequisites
-- [Go](https://golang.org/) version v1.21+
+- [Go](https://golang.org/) version v1.22.4+
 - [kubectl](https://kubernetes.io/docs/tasks/tools/install-kubectl/) version v1.19+
 - [kind](https://kind.sigs.k8s.io/) version v0.14.0+
 

go.mod

@@ -1,6 +1,6 @@
 module github.com/karmada-io/karmada
 
-go 1.21.10
+go 1.22.4 // keep in sync with .go-version, Readme.md#Prerequisites, hack/util.sh
 
 require (
 	github.com/adhocore/gronx v1.6.3

hack/util.sh

@@ -37,7 +37,7 @@ KARMADA_METRICS_ADAPTER_LABEL="karmada-metrics-adapter"
 
 KARMADA_GO_PACKAGE="github.com/karmada-io/karmada"
 
-MIN_Go_VERSION=go1.21.0
+MIN_Go_VERSION=go1.22.4
 
 DEFAULT_CLUSTER_VERSION="kindest/node:v1.27.3"