News UI overhaul and PDA notifications (#19610)

Content.Shared/CartridgeLoader/CartridgeLoaderComponent.cs

@@ -8,7 +8,7 @@ public sealed partial class CartridgeLoaderComponent : Component
 {
     public const string CartridgeSlotId = "Cartridge-Slot";
 
-    [DataField("cartridgeSlot")]
+    [DataField]
     public ItemSlot CartridgeSlot = new();
 
     /// <summary>
@@ -32,9 +32,16 @@ public sealed partial class CartridgeLoaderComponent : Component
     /// <summary>
     /// The maximum amount of programs that can be installed on the cartridge loader entity
     /// </summary>
-    [DataField("diskSpace")]
+    [DataField]
     public int DiskSpace = 5;
 
-    [DataField("uiKey", required: true)]
+    /// <summary>
+    /// Controls whether the cartridge loader will play notifications if it supports it at all
+    /// TODO: Add an option for this to the PDA
+    /// </summary>
+    [DataField]
+    public bool NotificationsEnabled = true;
+
+    [DataField(required: true)]
     public Enum UiKey = default!;
 }