Add AOI upload search and resilient downloads

Stop-SentinelUI.ps1

@@ -21,6 +21,29 @@ function Get-RunningProcess {
     }
 }
 
+function Get-ListeningProcessId {
+    param([int]$Port)
+
+    try {
+        $connection = Get-NetTCPConnection -LocalPort $Port -State Listen -ErrorAction Stop |
+            Select-Object -First 1
+        if ($connection) {
+            return [int]$connection.OwningProcess
+        }
+    } catch {
+    }
+
+    $lines = netstat -ano -p tcp | Select-String "LISTENING"
+    foreach ($line in $lines) {
+        $parts = ($line.Line.Trim() -split "\s+")
+        if ($parts.Count -ge 5 -and $parts[1].EndsWith(":$Port")) {
+            return [int]$parts[4]
+        }
+    }
+
+    return 0
+}
+
 $projectRoot = Split-Path -Parent $PSCommandPath
 $statePath = Join-Path $projectRoot ".s1dl\web-ui-state.json"
 
@@ -36,7 +59,16 @@ if ($process) {
     Write-Info "Stopping UI process $($process.Id)"
     Stop-Process -Id $process.Id -Force
 } else {
-    Write-Info "Tracked process is not running."
+    $listenerProcessId = 0
+    if ($state.port) {
+        $listenerProcessId = Get-ListeningProcessId -Port ([int]$state.port)
+    }
+    if ($listenerProcessId -gt 0) {
+        Write-Info "Stopping listener process $listenerProcessId"
+        Stop-Process -Id $listenerProcessId -Force
+    } else {
+        Write-Info "Tracked process is not running."
+    }
 }
 
 Remove-Item -LiteralPath $statePath -Force