Update Go Version to 1.26.0

Author: ricoberger

Dockerfile

@@ -1,4 +1,4 @@
-FROM golang:1.25.6 AS builder
+FROM golang:1.26.0 AS builder
 WORKDIR /workspace
 
 COPY go.mod go.mod

Makefile

@@ -1,7 +1,7 @@
 # Set the Operator SDK version to use. By default, what is installed on the
 # system is used. This is useful for CI or a project to utilize a specific
 # version of the operator-sdk toolkit.
-OPERATOR_SDK_VERSION ?= v1.40.0
+OPERATOR_SDK_VERSION ?= v1.42.0
 
 # Get the currently used golang install path (in GOPATH/bin, unless GOBIN is set)
 ifeq (,$(shell go env GOBIN))
@@ -100,12 +100,12 @@ ENVTEST ?= $(LOCALBIN)/setup-envtest
 GOLANGCI_LINT = $(LOCALBIN)/golangci-lint
 
 ## Tool Versions
-CONTROLLER_TOOLS_VERSION ?= v0.17.2
+CONTROLLER_TOOLS_VERSION ?= v0.20.1
 #ENVTEST_VERSION is the version of controller-runtime release branch to fetch the envtest setup script (i.e. release-0.20)
 ENVTEST_VERSION ?= $(shell go list -m -f "{{ .Version }}" sigs.k8s.io/controller-runtime | awk -F'[v.]' '{printf "release-%d.%d", $$2, $$3}')
 #ENVTEST_K8S_VERSION is the version of Kubernetes to use for setting up ENVTEST binaries (i.e. 1.31)
 ENVTEST_K8S_VERSION ?= $(shell go list -m -f "{{ .Version }}" k8s.io/api | awk -F'[v.]' '{printf "1.%d", $$3}')
-GOLANGCI_LINT_VERSION ?= v2.0.2
+GOLANGCI_LINT_VERSION ?= v2.9.0
 
 .PHONY: controller-gen
 controller-gen: $(CONTROLLER_GEN) ## Download controller-gen locally if necessary.
@@ -128,7 +128,7 @@ $(ENVTEST): $(LOCALBIN)
 .PHONY: golangci-lint
 golangci-lint: $(GOLANGCI_LINT) ## Download golangci-lint locally if necessary.
 $(GOLANGCI_LINT): $(LOCALBIN)
-	$(call go-install-tool,$(GOLANGCI_LINT),github.com/golangci/golangci-lint/cmd/golangci-lint,$(GOLANGCI_LINT_VERSION))
+	$(call go-install-tool,$(GOLANGCI_LINT),github.com/golangci/golangci-lint/v2/cmd/golangci-lint,$(GOLANGCI_LINT_VERSION))
 
 # go-install-tool will 'go install' any package with custom target and name of binary, if it doesn't exist
 # $1 - target path with name of binary

charts/slo-operator/crds/ricoberger.de_servicelevelobjectives.yaml

@@ -3,7 +3,7 @@ apiVersion: apiextensions.k8s.io/v1
 kind: CustomResourceDefinition
 metadata:
   annotations:
-    controller-gen.kubebuilder.io/version: v0.17.2
+    controller-gen.kubebuilder.io/version: v0.20.1
   name: servicelevelobjectives.ricoberger.de
 spec:
   group: ricoberger.de

go.mod

@@ -1,6 +1,6 @@
 module github.com/ricoberger/slo-operator
 
-go 1.25.5
+go 1.26.0
 
 require (
 	github.com/VictoriaMetrics/operator/api v0.66.1