Merge pull request #4746 from kersten/fix/litout-writefile-error

🌱 (chore): check and return error from os.WriteFile when writing litout.json

Author: k8s-ci-robot

docs/book/utils/plugin/plugin.go

@@ -64,7 +64,9 @@ func Run(plug Plugin, inputRaw io.Reader, outputRaw io.Writer, args ...string) e
 		return fmt.Errorf("unable to write output book object: %v", err)
 	}
 
-	os.WriteFile("/tmp/litout.json", out, os.ModePerm)
+	if err = os.WriteFile("/tmp/litout.json", out, os.ModePerm); err != nil {
+		return fmt.Errorf("unable to write output book object: %v", err)
+	}
 
 	return nil
 }