chore,gd: refactored project structure and started the mantle system

player_controller/Scripts/MantleSystem.cs

@@ -0,0 +1,23 @@
+using Godot;
+
+namespace PolarBears.PlayerControllerAddon;
+
+public partial class MantleSystem: Node3D
+{
+    private RayCast3D _wallInFrontRaycast3D;
+
+    public void Init(RayCast3D wallInFrontRaycast3D)
+    {
+	    _wallInFrontRaycast3D = wallInFrontRaycast3D;
+    }
+
+    public void CheckWallInFront()
+    {
+        var collider = _wallInFrontRaycast3D.GetCollider();
+        if (collider != null)
+        {
+            GD.Print(_wallInFrontRaycast3D.GetCollisionPoint());
+            GD.Print(_wallInFrontRaycast3D.GetCollisionNormal());
+        }
+    }
+}