feat: go v1.18 (#110)

.github/workflows/checks.yml

@@ -42,7 +42,7 @@ jobs:
     steps:
       - uses: actions/setup-go@v3
         with:
-          go-version: '1.17'
+          go-version: '1.18'
           check-latest: true
 
       - name: Check out code

.golangci.yml

@@ -3,6 +3,7 @@
 
 run:
   timeout: 3m
+  go: '1.17'
 
 linters:
   disable-all: true

.tool-versions

@@ -1,6 +1,6 @@
-golangci-lint 1.45.2
+golangci-lint 1.46.0
 goreleaser 1.8.3
-golang 1.17.9 # FREEZE until golangci-lint fully supports go 1.18
+golang 1.18.1
 helm 3.8.1
 pre-commit 2.19.0
 upx 3.96

go.mod

@@ -3,7 +3,7 @@
 
 module github.com/mesosphere/mindthegap
 
-go 1.17
+go 1.18
 
 require (
 	github.com/aws/aws-sdk-go-v2/config v1.15.4

skopeo-static/go.mod

@@ -3,7 +3,7 @@
 
 module github.com/mesosphere/mindthegap/skopeo-static
 
-go 1.17
+go 1.18
 
 require github.com/containers/skopeo v1.8.0
 

skopeo/skopeo.go

@@ -238,13 +238,14 @@ func (r *Runner) CopyManifest(
 
 	mf, err := os.Create(filepath.Join(td, "manifest.json"))
 	if err != nil {
-		return nil, nil, fmt.Errorf("failed to create manifest.jsin file: %w", err)
+		return nil, nil, fmt.Errorf("failed to create manifest.json file: %w", err)
 	}
 	defer mf.Close()
 
-	// No need to check error - safe to enscode this type. See https://github.com/breml/errchkjson#safe
-	// for details
-	_ = json.NewEncoder(mf).Encode(manifest)
+	err = json.NewEncoder(mf).Encode(manifest)
+	if err != nil {
+		return nil, nil, fmt.Errorf("failed to JSON encode manifest: %w", err)
+	}
 
 	return r.Copy(
 		ctx,