build: Upgrade to Go 1.18

Signed-off-by: Paulo Gomes <paulo.gomes@weave.works>

.github/workflows/build.yaml

@@ -17,7 +17,7 @@ jobs:
  - name: Setup Go
  uses: actions/setup-go@v3
  with:
- go-version: 1.17.x
+ go-version: 1.18.x
  - name: Restore go cache
  uses: actions/cache@v3
  with:
@@ -41,7 +41,7 @@ jobs:
  - name: Setup Go
  uses: actions/setup-go@v3
  with:
- go-version: 1.17.x
+ go-version: 1.18.x
  - name: Run tests
  run: make test
  env:
@@ -64,7 +64,7 @@ jobs:
  - name: Setup Go
  uses: actions/setup-go@v3
  with:
- go-version: 1.17.x
+ go-version: 1.18.x
  - name: Restore Go cache
  uses: actions/cache@v3
  with:

Dockerfile

@@ -1,5 +1,5 @@
 ARG BASE_VARIANT=alpine
-ARG GO_VERSION=1.17
+ARG GO_VERSION=1.18
 ARG XX_VERSION=1.1.0
 
 ARG LIBGIT2_IMG=ghcr.io/fluxcd/golang-with-libgit2

Makefile

@@ -175,8 +175,8 @@ api-docs: gen-crd-api-reference-docs ## Generate API reference documentation
  $(GEN_CRD_API_REFERENCE_DOCS) -api-dir=./api/v1beta1 -config=./hack/api-docs/config.json -template-dir=./hack/api-docs/template -out-file=./docs/api/image-automation.md
 
 tidy: ## Run go mod tidy
- cd api; rm -f go.sum; go mod tidy -compat=1.17
- rm -f go.sum; go mod tidy -compat=1.17
+ cd api; rm -f go.sum; go mod tidy -compat=1.18
+ rm -f go.sum; go mod tidy -compat=1.18
 
 fmt: ## Run go fmt against code
  go fmt ./...

api/go.mod

@@ -1,6 +1,6 @@
 module github.com/fluxcd/image-automation-controller/api
 
-go 1.17
+go 1.18
 
 require (
  github.com/fluxcd/pkg/apis/meta v0.14.2

go.mod

@@ -1,6 +1,6 @@
 module github.com/fluxcd/image-automation-controller
 
-go 1.17
+go 1.18
 
 replace github.com/fluxcd/image-automation-controller/api => ./api