Added simple death mechanic

Scripts/Damageable.cs

@@ -1,4 +1,5 @@
 using UnityEngine;
+using UnityEngine.Events;
 
 namespace GameDev.CoreSystems
 {
@@ -14,6 +15,8 @@ namespace GameDev.CoreSystems
         [field: Header("Modifiers")]
         [field: SerializeField] public bool IsInvulnerable { get; private set; }
 
+        public UnityEvent DeathEvent;
+
         private void OnEnable()
         {
             _activeDamageableRuntimeSet.Add(this);
@@ -35,6 +38,7 @@ namespace GameDev.CoreSystems
             if (CurrentHealth >= 0) return;
 
             print($"{transform.parent.parent.name} died");
+            DeathEvent.Invoke();
         }
 
         #endregion