Add initial project files and configurations for Unity setup

Assets/Scripts/Infrastructure/Unity/OrbViewAdapter.cs

@@ -0,0 +1,19 @@
+using System;
+using UnityEngine;
+
+namespace Infrastructure.Unity
+{
+    public class OrbViewAdapter : MonoBehaviour
+    {
+        public event Action OnCollected;
+
+        private void OnTriggerEnter(Collider other)
+        {
+            if (other.TryGetComponent<PlayerController>(out var player))
+            {
+                OnCollected?.Invoke();
+                Destroy(gameObject);
+            }
+        }
+    }
+}