refactor: small changes and tweaks

cmd/root.go

@@ -118,3 +118,12 @@ func handleResponseError(res *http.Response, host, query string, err error) {
 		os.Exit(1)
 	}
 }
+
+// helper to write downloaded files
+func writeFiles(path string, body []byte) {
+	var err = os.WriteFile(path, body, 0o755)
+	if err != nil {
+		log.Error().Err(err).Msg("failed to write file(s) from download")
+		os.Exit(1)
+	}
+}