Add more flexible node env script

Win/Scripts/node-12.22.12_env.bat

@@ -1,7 +0,0 @@
-@echo off
-setlocal
-  set path_to_add=%devenver_root%\NodeJS\12.22.12
-  set path=%path_to_add%;%path%
-  echo [DEVENVER] "%~dpnx0" is adding to path "%path_to_add%"
-  call %*
-endlocal

Win/Scripts/node-16.19.0_env.bat

@@ -1,7 +0,0 @@
-@echo off
-setlocal
-  set path_to_add=%devenver_root%\NodeJS\16.19.0
-  set path=%path_to_add%;%path%
-  echo [DEVENVER] "%~dpnx0" is adding to path "%path_to_add%"
-  call %*
-endlocal

Win/Scripts/node-18.15.0_env.bat

@@ -1,7 +0,0 @@
-@echo off
-setlocal
-  set path_to_add=%devenver_root%\NodeJS\18.15.0
-  set path=%path_to_add%;%path%
-  echo [DEVENVER] "%~dpnx0" is adding to path "%path_to_add%"
-  call %*
-endlocal

Win/Scripts/node_env.bat

@@ -0,0 +1,23 @@
+@echo off
+setlocal EnableDelayedExpansion
+set root_path=%devenver_root%\NodeJS
+
+if "%~1"=="help"   goto :help
+if "%~1"==""       goto :help
+if "%~1"=="--help" goto :help
+if "%~1"=="/?"     goto :help
+goto :run
+
+:help
+echo USAGE: node_env.bat ^<version^> ^<command^>
+echo.
+echo VERSIONS:
+ls %root_path%
+goto :eof
+
+:run
+set version=%~1
+for /f "tokens=1,* delims= " %%a in ("%*") do set remaining_args=%%b
+echo [SCRIPT] Executing %root_path%\%version%\%remaining_args%
+
+%root_path%\%version%\%remaining_args%