Delay scan of IPA.exe until just before it would be run

IPA.Injector/Updates.cs

@@ -34,23 +34,23 @@ namespace IPA.Injector
             var path = Path.Combine(UnityGame.InstallPath, "IPA.exe");
             if (!File.Exists(path)) return;
 
-            var scanResult = AntiMalwareEngine.Engine.ScanFile(new FileInfo(path));
-            if (scanResult == ScanResult.Detected)
-            {
-                updater.Error("Scan of BSIPA installer found malware; not updating");
-                return;
-            }
-            if (!SelfConfig.AntiMalware_.RunPartialThreatCode_ && scanResult is not ScanResult.KnownSafe and not ScanResult.NotDetected)
-            {
-                updater.Error("Scan of BSIPA installer returned partial threat; not updating. To allow this, enable AntiMalware.RunPartialThreatCode in the config.");
-                return;
-            }
-
             var ipaVersion = new Version(FileVersionInfo.GetVersionInfo(path).FileVersion);
             var selfVersion = Assembly.GetExecutingAssembly().GetName().Version;
 
             if (ipaVersion > selfVersion)
             {
+                var scanResult = AntiMalwareEngine.Engine.ScanFile(new FileInfo(path));
+                if (scanResult == ScanResult.Detected)
+                {
+                    updater.Error("Scan of BSIPA installer found malware; not updating");
+                    return;
+                }
+                if (!SelfConfig.AntiMalware_.RunPartialThreatCode_ && scanResult is not ScanResult.KnownSafe and not ScanResult.NotDetected)
+                {
+                    updater.Error("Scan of BSIPA installer returned partial threat; not updating. To allow this, enable AntiMalware.RunPartialThreatCode in the config.");
+                    return;
+                }
+
                 _ = Process.Start(new ProcessStartInfo
                 {
                     FileName = path,