Player spawning and isometric in menu

Scripts/Misc/CameraTarget3D.cs

@@ -0,0 +1,16 @@
+using Godot;
+
+namespace Cirno.Scripts.Misc;
+
+public partial class CameraTarget3D : Marker3D
+{
+    public override void _Ready()
+    {
+        // register with the controller
+        var res = GetTree().GetFirstNodeInGroup("camera_controllers");
+        if (res is CameraController3D cameraController)
+        {
+            cameraController.RegisterTarget(this);
+        }
+    }
+}