fix(windows): require git for npm install in install.ps1 (#94)

* fix(windows): require git for npm install in install.ps1

* docs: thank @ningding97 for PR #94

---------

Co-authored-by: Peter Steinberger <steipete@gmail.com>

Author: StingNing

CHANGELOG.md

@@ -2,8 +2,9 @@
 
 ## 2026-03-07
 
+- Shoutouts: use the theme-aware card surface token so shoutout cards render correctly in light mode (#100, thanks @zwying0814).
 - Sponsors: keep the Vercel logo visible in light mode by excluding the light-theme asset from sponsor inversion rules (#88, thanks @Unmesh100).
-
+- Windows installer: fail fast with a clear Git requirement before npm-based install flows that would otherwise die later with `spawn git` (#94, thanks @ningding97).
 ## 2026-02-22
 
 - Installer: make gum behavior fully automatic (interactive TTYs get gum, headless shells get plain status), and remove manual gum toggles.

public/install.ps1

@@ -144,7 +144,7 @@ function Check-Git {
 function Require-Git {
     if (Check-Git) { return }
     Write-Host ""
-    Write-Host "Error: Git is required for --InstallMethod git." -ForegroundColor Red
+    Write-Host "Error: Git is required to install OpenClaw." -ForegroundColor Red
     Write-Host "Install Git for Windows:" -ForegroundColor Yellow
     Write-Host "  https://git-scm.com/download/win" -ForegroundColor Cyan
     Write-Host "Then re-run this installer." -ForegroundColor Yellow
@@ -268,6 +268,8 @@ function Install-OpenClaw {
     if ([string]::IsNullOrWhiteSpace($Tag)) {
         $Tag = "latest"
     }
+    Require-Git
+
     # Use openclaw package for beta, openclaw for stable
     $packageName = "openclaw"
     if ($Tag -eq "beta" -or $Tag -match "^beta\.") {