1.1.0: Added README and ToolbarSettings, so visibility of tools can be set in Preferences -> Module -> Toolbar

Editor/Toolbar/Utilities/ToolbarIMGUIContainer.cs

@@ -0,0 +1,16 @@
+using System;
+using UnityEngine.UIElements;
+
+namespace Module.NavigationTool.Editor.Toolbar
+{
+    internal sealed class ToolbarIMGUIContainer : IMGUIContainer
+    {
+        public int Priority { get; }
+
+        public ToolbarIMGUIContainer(Action onGuiHandler, int priority)
+            : base(onGuiHandler)
+        {
+            Priority = priority;
+        }
+    }
+}