depreciate ps scripts and add bat script

scripts/installation/install-qwen-with-source.bat

@@ -0,0 +1,148 @@
+@echo off
+REM Script to install Node.js and Qwen Code with source information
+REM This script handles the installation process and sets the installation source
+REM
+REM Usage: install-qwen-with-source.bat --source [github|npm|internal|local-build]
+REM        install-qwen-with-source.bat [github|npm|internal|local-build]
+REM
+
+setlocal enabledelayedexpansion
+
+set "SOURCE=unknown"
+
+REM Parse command line arguments
+:parse_args
+if "%~1"=="" goto end_parse
+if /i "%~1"=="--source" (
+    set "SOURCE=%~2"
+    shift
+    shift
+    goto parse_args
+)
+if /i "%~1"=="-s" (
+    set "SOURCE=%~2"
+    shift
+    shift
+    goto parse_args
+)
+if /i "%~1"=="github" set "SOURCE=github"
+if /i "%~1"=="npm" set "SOURCE=npm"
+if /i "%~1"=="internal" set "SOURCE=internal"
+if /i "%~1"=="local-build" set "SOURCE=local-build"
+shift
+goto parse_args
+
+:end_parse
+
+echo ===========================================
+echo Qwen Code Installation Script with Source Tracking
+echo ===========================================
+echo.
+echo INFO: Installation source: %SOURCE%
+echo.
+
+REM Function to check if a command exists
+call :CheckCommandExists node
+if %ERRORLEVEL% EQU 0 (
+    for /f "delims=" %%i in ('node --version') do set "NODE_VERSION=%%i"
+    echo INFO: Node.js is already installed: %NODE_VERSION%
+    
+    REM Extract major version number
+    set "MAJOR_VERSION=%NODE_VERSION:v=%"
+    for /f "tokens=1 delims=." %%a in ("%MAJOR_VERSION%") do set "MAJOR_VERSION=%%a"
+    
+    if %MAJOR_VERSION% GEQ 20 (
+        echo INFO: Node.js version is sufficient.
+    ) else (
+        echo INFO: Node.js version is too low. Installing Node.js 20+...
+        call :InstallNodeJSViaNVM
+    )
+) else (
+    echo INFO: Node.js not found. Installing Node.js 20+...
+    call :InstallNodeJSViaNVM
+)
+
+REM Install Qwen Code with source information
+echo INFO: Installing Qwen Code with source: %SOURCE%
+echo INFO: Running: npm install -g @qwen-code/qwen-code
+call npm install -g @qwen-code/qwen-code
+
+if %ERRORLEVEL% EQU 0 (
+    echo SUCCESS: Qwen Code installed successfully!
+) else (
+    echo ERROR: Failed to install Qwen Code.
+    exit /b 1
+)
+
+REM After installation, create source.json in the .qwen directory
+echo INFO: Creating source.json in %USERPROFILE%\.qwen...
+
+set "QWEN_DIR=%USERPROFILE%\.qwen"
+if not exist "%QWEN_DIR%" (
+    mkdir "%QWEN_DIR%"
+)
+
+REM Create the source.json file with the installation source
+echo { > "%QWEN_DIR%\source.json"
+echo   "source": "%SOURCE%" >> "%QWEN_DIR%\source.json"
+echo } >> "%QWEN_DIR%\source.json"
+
+echo SUCCESS: Installation source saved to %USERPROFILE%\.qwen\source.json
+
+REM Verify installation
+call :CheckCommandExists qwen
+if %ERRORLEVEL% EQU 0 (
+    echo SUCCESS: Qwen Code is available as 'qwen' command.
+    call qwen --version
+) else (
+    echo WARNING: Qwen Code may not be in PATH. Please check your npm global bin directory.
+)
+
+echo.
+echo ===========================================
+echo SUCCESS: Installation completed!
+echo The source information is stored in %USERPROFILE%\.qwen\source.json
+echo.
+echo To verify the installation:
+echo   qwen --version
+echo   type %USERPROFILE%\.qwen\source.json
+echo ===========================================
+
+endlocal
+exit /b 0
+
+REM ============================================================
+REM Function: CheckCommandExists
+REM Description: Check if a command exists in the system
+REM ============================================================
+:CheckCommandExists
+where %~1 >nul 2>&1
+exit /b %ERRORLEVEL%
+
+REM ============================================================
+REM Function: InstallNodeJSViaNVM
+REM Description: Install Node.js via nvm-windows
+REM ============================================================
+:InstallNodeJSViaNVM
+echo INFO: Installing Node Version Manager (NVM) for Windows...
+
+REM Check if nvm is already installed
+call :CheckCommandExists nvm
+if %ERRORLEVEL% EQU 0 (
+    echo INFO: NVM is already installed.
+) else (
+    echo INFO: Please install NVM for Windows manually from:
+    echo https://github.com/coreybutler/nvm-windows/releases
+    echo.
+    echo After installing NVM, run this script again.
+    exit /b 1
+)
+
+REM Install and use Node.js 20
+echo INFO: Installing Node.js 20...
+call nvm install 20
+call nvm use 20
+
+for /f "delims=" %%i in ('node --version') do set "NODE_VERSION=%%i"
+echo INFO: Node.js %NODE_VERSION% installed and activated via NVM.
+exit /b 0