Started implementing SFX

Fixed Shield animation jumps and secondary attack
Fixed demon wall stone behavior
Made overworld ambient sounds unpausable

Zennysoft.Game.Ma/src/items/weapons/Weapon.cs

@@ -1,7 +1,9 @@
 using Chickensoft.AutoInject;
+using Chickensoft.GodotNodeInterfaces;
 using Chickensoft.Introspection;
 using Chickensoft.Serialization;
 using Godot;
+using System;
 using Zennysoft.Ma.Adapter;
 using Zennysoft.Ma.Adapter.Entity;
 
@@ -12,9 +14,11 @@ public partial class Weapon : EquipableItem
 {
   public override void _Notification(int what) => this.Notify(what);
 
-  [Node] private Sprite3D _sprite { get; set; } = default!;
+  [Node] private Sprite3D _sprite { get; set; }
 
-  public override void _Ready()
+  public SoundEffect SoundEffect => Stats.SoundEffect;
+
+  public void OnReady()
   {
     _sprite.Texture = Stats.Texture;
   }
@@ -50,5 +54,6 @@ public partial class Weapon : EquipableItem
   [Export]
   [Save("weapon_stats")]
   public WeaponStats Stats { get; set; } = new WeaponStats();
+
   public override Texture2D GetTexture() => Stats.Texture;
 }