refactor: fix potential resource leak

cmd/collectors/collectorstest.go

@@ -40,6 +40,8 @@ func JSONToGson(path string, flatten bool) []gjson.Result {
 		if err != nil {
 			panic(err)
 		}
+		//goland:noinspection GoUnhandledErrorResult
+		defer reader.(*gzip.Reader).Close()
 	} else {
 		data, err := os.ReadFile(path)
 		if err != nil {

cmd/tools/generate/generate.go

@@ -214,6 +214,7 @@ func generateDocker(kind int) {
 	if err != nil {
 		tools.LogErrAndExit(err)
 	}
+	defer out.Close()
 
 	if kind == harvest {
 		// generate admin service if configuration is present in harvest config
@@ -250,6 +251,7 @@ func generateDocker(kind int) {
 		if err != nil {
 			tools.LogErrAndExit(err)
 		}
+		defer promStackOut.Close()
 		err = pt.Execute(promStackOut, promTemplate)
 		if err != nil {
 			tools.LogErrAndExit(err)

pkg/auth/transport.go

@@ -149,6 +149,10 @@ func DumpRequest(req *http.Request, body bool) ([]byte, error) {
 		if err != nil {
 			return nil, err
 		}
+		//goland:noinspection GoUnhandledErrorResult
+		defer req.Body.Close()
+		//goland:noinspection GoUnhandledErrorResult
+		defer save.Close()
 	}
 
 	var b bytes.Buffer

pkg/changelog/main.go

@@ -71,6 +71,7 @@ func (c *cli) makeDraft() {
 		)
 		return
 	}
+	defer out.Close()
 	_, _ = out.WriteString(`
 - :gem: Seven new dashboards:
     - StorageGRID and ONTAP fabric pool