Add HL MES manager with AI assistant service

ai-mcp-service/stop.ps1

@@ -0,0 +1,23 @@
+$ErrorActionPreference = 'Stop'
+
+$port = if ($env:PORT) { [int]$env:PORT } else { 8787 }
+$connections = Get-NetTCPConnection -LocalAddress 127.0.0.1 -LocalPort $port -ErrorAction SilentlyContinue
+
+if (!$connections) {
+  Write-Host "AI MCP service is not running on 127.0.0.1:$port"
+  exit 0
+}
+
+$processIds = $connections | Select-Object -ExpandProperty OwningProcess -Unique
+foreach ($processId in $processIds) {
+  if ($processId -eq 0) {
+    continue
+  }
+  $process = Get-Process -Id $processId -ErrorAction SilentlyContinue
+  if ($process -and $process.ProcessName -eq 'node') {
+    Stop-Process -Id $processId -Force
+    Write-Host "Stopped AI MCP service process $processId"
+  } else {
+    Write-Host "Port $port is owned by process $processId, but it is not node. Skipped."
+  }
+}