Add initial project files and configurations for Unity setup

Assets/Scripts/Infrastructure/Unity/DeathPlaneAdapter.cs

@@ -0,0 +1,29 @@
+using System;
+using UnityEngine;
+
+namespace Infrastructure.Unity
+{
+    [RequireComponent(typeof(BoxCollider))]
+    public class DeathPlaneAdapter : MonoBehaviour
+    {
+        public event Action OnPlayerFell;
+
+        private void OnTriggerEnter(Collider other)
+        {
+            if (other.TryGetComponent<PlayerController>(out var player))
+            {
+                OnPlayerFell?.Invoke();
+            }
+            else if (other.TryGetComponent<TileViewAdapter>(out var tile))
+            {
+                Destroy(tile.gameObject);
+            }
+        }
+
+        private void OnDrawGizmos()
+        {
+            Gizmos.color = new Color(1f, 0f, 0f, 0.3f);
+            Gizmos.DrawCube(transform.position, transform.localScale);
+        }
+    }
+}