@echo off set NODE_VERSION=12.22.2 cd ..\viewer\ chcp 65001 echo. echo === nvm install === nvm install %NODE_VERSION% nvm list | find /i "%NODE_VERSION% (Currently" if errorlevel 1 ( echo. echo === nvm use %NODE_VERSION% === nvm use %NODE_VERSION% ping localhost -n 3 >NUL cmd /c npm install -g yarn ) echo. echo === yarn deps === cmd /c rmdir /s /q .\node_modules\ cmd /c yarn echo.