Improve IK-style artifact scanner pipeline

scripts/kill-stale-instances.ps1

@@ -16,8 +16,25 @@
 $ErrorActionPreference = "Stop"
 $project = (Resolve-Path -LiteralPath (Join-Path $PSScriptRoot "..")).Path
 $electronPath = Join-Path $project "node_modules\electron\dist\electron.exe"
+$devControlPort = 17317
 
 $killed = 0
+$candidatePids = @{}
+
+try {
+  $health = Invoke-RestMethod -Method Get -Uri "http://127.0.0.1:$devControlPort/health" -TimeoutSec 2 -ErrorAction Stop
+  if ($health.appBuild -and $health.appBuild.cwd -eq $project) {
+    Write-Host "Dev-Control-Port $devControlPort gehoert zu diesem Projekt (PID $($health.appBuild.pid), Signatur $($health.appBuild.signature)). Versuche Self-Shutdown..."
+    try {
+      Invoke-RestMethod -Method Get -Uri "http://127.0.0.1:$devControlPort/dev/shutdown?reason=restart" -TimeoutSec 2 -ErrorAction Stop | Out-Null
+      Start-Sleep -Milliseconds 900
+    } catch {
+      Write-Host "Self-Shutdown nicht verfuegbar oder fehlgeschlagen: $($_.Exception.Message)" -ForegroundColor Yellow
+    }
+  }
+} catch {
+  # No dev-control server or an older/stuck process; continue with process scan.
+}
 
 Get-CimInstance Win32_Process |
   Where-Object {
@@ -26,15 +43,47 @@ Get-CimInstance Win32_Process |
     ($_.Name -eq "powershell.exe" -and $_.CommandLine -like "*input-helper.ps1*")
   } |
   ForEach-Object {
-    Write-Host "Beende alte Instanz: $($_.Name) (PID $($_.ProcessId))"
-    Stop-Process -Id $_.ProcessId -Force -ErrorAction SilentlyContinue
-    $killed++
+    $candidatePids[[int]$_.ProcessId] = $_.Name
   }
 
+try {
+  Get-NetTCPConnection -LocalPort $devControlPort -State Listen -ErrorAction Stop |
+    ForEach-Object {
+      if ($_.OwningProcess -gt 0) {
+        $owner = Get-Process -Id $_.OwningProcess -ErrorAction SilentlyContinue
+        $candidatePids[[int]$_.OwningProcess] = if ($owner) { "$($owner.ProcessName) port $devControlPort" } else { "port $devControlPort owner" }
+      }
+    }
+} catch {
+  # Get-NetTCPConnection can be unavailable on some machines; process matching
+  # above still handles the normal non-elevated path.
+}
+
+$failed = 0
+foreach ($entry in $candidatePids.GetEnumerator()) {
+  Write-Host "Beende alte Instanz: $($entry.Value) (PID $($entry.Key))"
+  try {
+    Stop-Process -Id $entry.Key -Force -ErrorAction Stop
+    $killed++
+  } catch {
+    Write-Host "WARNUNG: Konnte PID $($entry.Key) nicht beenden: $($_.Exception.Message)" -ForegroundColor Yellow
+    $failed++
+  }
+}
+
 if ($killed -gt 0) {
   # Windows braucht einen Moment, um Ports/Handles wirklich freizugeben.
   Start-Sleep -Milliseconds 500
   Write-Host "$killed alte Prozess(e) beendet."
-} else {
-  Write-Host "Keine alten Instanzen gefunden."
+}
+
+if ($failed -gt 0) {
+  Write-Host "$failed alte Prozess(e) konnten nicht beendet werden. Wenn das ein Admin-Prozess ist, starte npm run dev:admin und bestaetige UAC oder schliesse die alte App manuell." -ForegroundColor Yellow
+  throw "$failed alte Prozess(e) konnten nicht beendet werden."
+}
+
+if ($killed -eq 0 -and $failed -eq 0) {
+  Write-Host "Keine alten Instanzen gefunden."
+} else {
+  Start-Sleep -Milliseconds 300
 }