Cleanup init commit

stop.ps1

@@ -0,0 +1,13 @@
+# Stop the J-Wash servers: backend (8381) and the Vite dev server (5173).
+$ports = @(8381, 5173)
+foreach ($port in $ports) {
+    $conns = Get-NetTCPConnection -LocalPort $port -State Listen -ErrorAction SilentlyContinue
+    foreach ($conn in $conns) {
+        $proc = Get-Process -Id $conn.OwningProcess -ErrorAction SilentlyContinue
+        if ($proc) {
+            Write-Host "port ${port}: stopping $($proc.ProcessName) (PID $($proc.Id))"
+            Stop-Process -Id $proc.Id -Force -Confirm:$false
+        }
+    }
+    if (-not $conns) { Write-Host "port ${port}: nothing to stop" }
+}