@echo off setlocal cd /d "%~dp0" where node >nul 2>&1 if errorlevel 1 ( echo [ERROR] Node.js not found. Install Node.js 20+ first. pause exit /b 1 ) node pack.mjs set EXIT_CODE=%ERRORLEVEL% echo. if not %EXIT_CODE%==0 ( echo Pack failed. pause exit /b %EXIT_CODE% ) pause exit /b 0