Initial commit: Sarthi Lab desktop application

launch.bat

@@ -0,0 +1,64 @@
+@echo off
+cd /d "%~dp0"
+
+REM Handle commands
+if "%1"=="upgrade" goto upgrade
+if "%1"=="--help" goto help
+if "%1"=="-h" goto help
+if "%1"=="--version" goto version
+if "%1"=="-v" goto version
+
+REM Normal launch
+echo Starting Sarthi Lab...
+call npm run dev
+pause
+exit /b 0
+
+:upgrade
+echo Upgrading Sarthi Lab...
+
+REM Check if git is available
+where git >nul 2>nul
+if errorlevel 1 (
+    echo Error: git is not installed. Please install git first.
+    pause
+    exit /b 1
+)
+
+REM Pull latest changes
+echo Pulling latest changes from repository...
+git pull
+
+REM Install/update dependencies
+echo Installing/updating dependencies...
+call npm install
+
+echo Upgrade complete! Starting Sarthi Lab...
+call npm run dev
+pause
+exit /b 0
+
+:help
+echo Sarthi Lab Launcher
+echo Usage: sarthi-lab [command]
+echo.
+echo Commands:
+echo   (no command)    Start Sarthi Lab (npm run dev)
+echo   upgrade         Pull latest git changes and update dependencies
+echo   --help, -h      Show this help
+echo   --version, -v   Show version
+pause
+exit /b 0
+
+:version
+REM Try to extract version from package.json using node
+where node >nul 2>nul
+if errorlevel 1 (
+    echo Sarthi Lab (version unknown - node not installed)
+) else (
+    for /f "delims=" %%i in ('node -p "require('./package.json').version"') do (
+        echo Sarthi Lab %%i
+    )
+)
+pause
+exit /b 0