helper-scripts

Helper Scripts — Windows Prerequisites

PowerShell scripts to set up and verify the Windows development environment for the JavaScript Voice Live quickstarts.

These scripts are shared by ModelQuickstart and AgentsNewQuickstart.

Scripts

check-prereqs.ps1

Validates that all required tools are installed and reports a pass/fail summary.

Checks:

• Node.js 18–22 and npm
• SoX (audio capture)
• Visual Studio C++ Build Tools and Windows SDK (required for native speaker module)
• node-record-lpcm16 and speaker npm packages (when run from a quickstart folder)

Usage (run from a quickstart folder with node_modules):

powershell -ExecutionPolicy Bypass -File ..\helper-scripts\check-prereqs.ps1

setup-windows-prereqs.ps1

Automated setup that installs all prerequisites via winget and nvm-windows.

Installs:

• nvm-windows + Node.js 20 LTS
• SoX for audio capture
• Visual Studio 2022 Build Tools with C++ workload
• npm optional dependencies (speaker, node-record-lpcm16)

Usage (run from a quickstart folder):

powershell -ExecutionPolicy Bypass -File ..\helper-scripts\setup-windows-prereqs.ps1

Dry run (preview actions without installing):

powershell -ExecutionPolicy Bypass -File ..\helper-scripts\setup-windows-prereqs.ps1 -DryRun

Parameters

setup-windows-prereqs.ps1

Parameter	Default	Description
-NodeVersion	20.18.0	Node.js version to install via nvm
-SkipWingetInstall	$false	Skip winget-based installs
-SkipNpmInstall	$false	Skip npm install
-DryRun	$false	Preview actions without changes

check-prereqs.ps1

Parameter	Default	Description
-RequireAudioDeps	$true	Check for speaker and node-record-lpcm16 in node_modules

Notes

• These scripts require Windows with PowerShell 5.1+ and winget.
• After running setup-windows-prereqs.ps1, you may need to restart your terminal for PATH changes to take effect.
• The scripts are designed to be idempotent — safe to run multiple times.