0.5.0: Added toolbar with scene picker

Editor/Toolbar/Tools/ToolScenePickerPostProcess.cs

@@ -0,0 +1,20 @@
+using System.Linq;
+using Game.NavigationTool.Editor.Tools;
+using UnityEditor;
+
+namespace Game.NavigationTool.Editor.Toolbar
+{
+    internal sealed class ToolbarPostProcess : AssetPostprocessor
+    {
+        private static void OnPostprocessAllAssets(string[] importedAssets, string[] deletedAssets, string[] movedAssets, string[] movedFromAssetPaths)
+        {
+            if (HasChange(deletedAssets) || HasChange(movedAssets) || HasChange(importedAssets))
+                ToolScenePicker.SetAsDirty();
+        }
+
+        private static bool HasChange(string[] assets)
+        {
+            return assets.Any(s => s.EndsWith(".unity"));
+        }
+    }
+}