fix(v2): missing os utility (#18072)

Author: ludamad

ci3/os

@@ -0,0 +1,7 @@
+#!/usr/bin/env bash
+set -e
+case "$(uname -s)" in
+  Linux) echo linux ;;
+  Darwin) echo macos ;;
+  *) echo "Unsupported OS: $(uname -s). Only linux and macos are supported." >&2; exit 1 ;;
+esac