Add Godot project shell

godot/scripts/menu/MenuPlaceholder.cs

@@ -0,0 +1,23 @@
+#nullable enable
+
+using Godot;
+
+namespace SideScrollerGame.Menu;
+
+public partial class MenuPlaceholder : Control
+{
+    public override void _Ready()
+    {
+        Label? title = GetNodeOrNull<Label>("Title");
+        if (title is not null)
+        {
+            title.Text = "SideScrollerGame - Menu Placeholder";
+        }
+
+        Label? hint = GetNodeOrNull<Label>("Hint");
+        if (hint is not null)
+        {
+            hint.Text = "Run with -- --debug-boot=smoke for smoke scene";
+        }
+    }
+}