death sounds, build sounds, better audio management

Assets/_Project/Scripts/Gameplay/EnemyHealth.cs

@@ -126,6 +126,9 @@ namespace TD.Gameplay
         /// </summary>
         public event System.Action<EnemyHealth> OnDied;
 
+        /// <summary>Fired on ALL peers the moment this enemy dies. Use for client-side visuals and audio.</summary>
+        public event System.Action OnDiedClient;
+
         // ----- Server-only pre-spawn init -------------------------------------
 
         /// <summary>
@@ -240,6 +243,7 @@ namespace TD.Gameplay
             if (deathAnimator != null)
                 deathAnimator.SetTrigger(DieHash);
 
+            DiedClientRpc();
             StartCoroutine(DeathSequence());
         }
 
@@ -263,6 +267,12 @@ namespace TD.Gameplay
         // mesh sizes substantially, derive this from a collider bounds instead.
         public float SelectionRadius => 0.4f;
 
+        [ClientRpc]
+        private void DiedClientRpc()
+        {
+            OnDiedClient?.Invoke();
+        }
+
         private IEnumerator DeathSequence()
         {
             // Hold while the death animation plays.