added coins

Assets/Code/Gameplay/Player/PlayerController.cs

@@ -72,5 +72,15 @@ namespace Code.Gameplay.Player
         {
             forwardSpeed += amount;
         }
+        
+        private void OnTriggerEnter(Collider foreign)
+        {
+            if (foreign.CompareTag("Coin"))
+            {
+                UI.GameplayController.Instance.AddCoin();
+
+                Destroy(foreign.gameObject);
+            }
+        }
     }
 }