Ship Windows plug-and-play host exe with USB wait and autostart.

Users no longer need Python: run.bat or install_autostart.ps1; agent reconnects when CYD is plugged in.

host/uninstall_autostart.ps1

@@ -0,0 +1,15 @@
+$ErrorActionPreference = "Stop"
+$startup = [Environment]::GetFolderPath("Startup")
+$lnkPath = Join-Path $startup "CYD-ServerInfo.lnk"
+if (Test-Path $lnkPath) {
+  Remove-Item $lnkPath -Force
+  Write-Host "Removed: $lnkPath"
+} else {
+  Write-Host "No Startup shortcut found."
+}
+Get-CimInstance Win32_Process -ErrorAction SilentlyContinue |
+  Where-Object { $_.Name -match 'send_sysinfo' -or ($_.CommandLine -and $_.CommandLine -match 'send_sysinfo') } |
+  ForEach-Object {
+    Stop-Process -Id $_.ProcessId -Force -ErrorAction SilentlyContinue
+    Write-Host "Stopped PID $($_.ProcessId)"
+  }