modify to deploy like rmm agent

Install-ESETManagementAgent.ps1

@@ -1,4 +1,11 @@
-# NOTE: $URL must be set in calling script!
+param(
+    [Parameter(Mandatory=$true)][string]$URL
+)
+
+# Source the Tools.ps1 script
+Function SourceTools
+{ . $([Scriptblock]::Create((New-Object Net.WebClient).DownloadString('https://dev.emberkom.com/emberkom/management-scripts/raw/branch/master/Tools.ps1'))) }
+. SourceTools
 
 # Download the installer
 $INSTALLER = '{0}epi_win_live_installer.exe' -f (GetTempPath)
@@ -14,4 +21,7 @@ Catch { LogErr $_.Exception.Message }
 # Delete the installer
 LogMsg "Deleting downloaded installer ""${INSTALLER}"""
 Try { Remove-Item -Path $INSTALLER -Force -ErrorAction SilentlyContinue }
-Catch { LogErr $_.Exception.Message }
+Catch { LogErr $_.Exception.Message }
+
+# Delete this script
+Remove-Item $MyInvocation.MyCommand.Path -Force