Add main mesh fixes

Assets/Asset Cleaner/Systems/External/ProcessAllAssets.cs

@@ -0,0 +1,23 @@
+using UnityEditor;
+
+namespace Asset_Cleaner {
+    class ProcessAllAssets : AssetPostprocessor {
+        static void OnPostprocessAllAssets(string[] importedAssets, string[] deletedAssets, string[] movedAssets, string[] movedFromAssetPaths) {
+            if (!AufCtx.InitStarted) return;
+            if (!Globals<BacklinkStore>.Value.Initialized) return;
+
+            var store = Globals<BacklinkStore>.Value;
+            var length = movedAssets.Length;
+            for (var i = 0; i < length; i++)
+                store.Replace(movedFromAssetPaths[i], movedAssets[i]);
+
+            foreach (var path in deletedAssets)
+                store.Remove(path);
+
+            foreach (var path in importedAssets)
+                store.RebuildFor(path, true);
+
+            store.UpdateUnusedAssets();
+        }
+    }
+}