add: Player script with hp

add: player death handling and OnLevelFailed event

Assets/Scripts/Enemies/EyeEnemy.cs

@@ -0,0 +1,14 @@
+using UnityEngine;
+
+public class EyeEnemy : Enemy
+{
+    public float _hp  = 100;
+
+    void Start() {
+        hp = _hp;
+    }
+
+    void Update() {
+        
+    }
+}

Assets/Scripts/Enemies/EyeEnemy.cs.meta

@@ -0,0 +1,2 @@
+fileFormatVersion: 2
+guid: 48cddee1e4d4837418957a7b4e6315c8