Bump go 1.20.5 in line 0.35.x

.github/workflows/golangci-lint.yml

@@ -15,13 +15,13 @@ jobs:
       - name: Install Go
         uses: actions/setup-go@v3
         with:
-          go-version: "1.19.6"
+          go-version: "1.20.5"
       - uses: actions/checkout@v2
         with:
           fetch-depth: '0'
       - name: golangci-lint
-        uses: golangci/golangci-lint-action@v3
+        uses: golangci/golangci-lint-action@v3.4.0
         with:
-          version: v1.50.1
+          version: v1.52.2
           args: -v
 

.github/workflows/release.yml

@@ -20,7 +20,11 @@ jobs:
       - name: Set up Go
         uses: actions/setup-go@v2
         with:
-          go-version: 1.19.6
+          go-version: 1.20.5
+      - name: Retrieve version
+        run: |
+          echo "TAG_NAME=$(echo ${{ github.ref }}  | grep -Eo 'v[0-9].*')" >> $GITHUB_OUTPUT
+        id: version
 
       - name: Run GoReleaser
         # GoReleaser v2.5.0

.github/workflows/test-gh.yml

@@ -21,11 +21,11 @@ jobs:
     environment: DockerHub E2E
     steps:
     - name: Set up Go 1.x
-      uses: actions/setup-go@v2
+      uses: actions/setup-go@v3
       with:
-        go-version: "1.19.6"
+        go-version: "1.20.5"
     - name: Check out code into the Go module directory
-      uses: actions/checkout@v3
+      uses: actions/checkout@v3.3.0
       with:
         path: src/github.com/${{ github.repository }}
         fetch-depth: 0

.github/workflows/trivy-scan.yml

@@ -10,7 +10,7 @@ jobs:
     with:
       repo: carvel-dev/kbld
       tool: kbld
-      goVersion: 1.19.6
+      goVersion: 1.20.5
     secrets:
       githubToken: ${{ secrets.GITHUB_TOKEN }}
       slackWebhookURL: ${{ secrets.SLACK_WEBHOOK_URL }}

go.mod

@@ -1,6 +1,6 @@
 module github.com/vmware-tanzu/carvel-kbld
 
-go 1.19
+go 1.20
 
 require (
 	github.com/cppforlife/cobrautil v0.0.0-20200514214827-bb86e6965d72

hack/Dockerfile.dev

@@ -1,7 +1,7 @@
-FROM golang:1.19
+FROM golang:1.20
 
 RUN apt-get update -y
-RUN apt-get install docker.io apt-transport-https ca-certificates gnupg python -y
+RUN apt-get install docker.io apt-transport-https ca-certificates gnupg python-is-python3 -y
 
 RUN mkdir -p ~/.docker/cli-plugins/
 RUN curl -sLo ~/.docker/cli-plugins/docker-buildx https://github.com/docker/buildx/releases/download/v0.8.2/buildx-v0.8.2.linux-amd64

pkg/kbld/cmd/resolve.go

@@ -178,7 +178,7 @@ func (o *ResolveOptions) resolveImages(imageURLs *UnprocessedImageURLs, imgFacto
 
 func (o *ResolveOptions) updateRefsInResources(nonConfigRs []ctlres.Resource,
 	conf ctlconf.Conf, resolvedImages *ProcessedImages,
-	imgFactory ctlimg.Factory) ([][]byte, error) {
+	_ ctlimg.Factory) ([][]byte, error) {
 
 	var errs []error
 	var resBss [][]byte

pkg/kbld/search/image_refs.go

@@ -189,7 +189,7 @@ type tmpRefMatcher struct {
 
 var _ Matcher = tmpRefMatcher{}
 
-func (m tmpRefMatcher) Matches(key ctlres.Path, value interface{}) (bool, ctlconf.SearchRuleUpdateStrategy) {
+func (m tmpRefMatcher) Matches(_ ctlres.Path, value interface{}) (bool, ctlconf.SearchRuleUpdateStrategy) {
 	if valStr, ok := value.(string); ok {
 		return strings.HasPrefix(valStr, m.prefix), (ctlconf.SearchRule{}).UpdateStrategyWithDefaults()
 	}