Anomaly Cores (#21306)

* add first anomaly core

* meme

* 5 min to 10 min
fix yml

* fix

* Update doc

* no static price

Content.Shared/Anomaly/AnomalyCoreVisuals.cs

@@ -0,0 +1,9 @@
+using Robust.Shared.Serialization;
+
+namespace Content.Shared.Anomaly;
+
+[Serializable, NetSerializable]
+public enum AnomalyCoreVisuals : byte
+{
+    Decaying
+}

Content.Shared/Anomaly/Components/AnomalyComponent.cs

@@ -2,6 +2,7 @@ using System.Numerics;
 using Content.Shared.Damage;
 using Robust.Shared.Audio;
 using Robust.Shared.GameStates;
+using Robust.Shared.Prototypes;
 using Robust.Shared.Serialization.TypeSerializers.Implementations.Custom;
 
 namespace Content.Shared.Anomaly.Components;
@@ -208,6 +209,18 @@ public sealed partial class AnomalyComponent : Component
     [DataField]
     public SoundSpecifier AnomalyContactDamageSound = new SoundPathSpecifier("/Audio/Effects/lightburn.ogg");
 
+    /// <summary>
+    /// A prototype entity that appears when an anomaly supercrit collapse.
+    /// </summary>
+    [DataField, ViewVariables(VVAccess.ReadWrite)]
+    public EntProtoId? CorePrototype;
+
+    /// <summary>
+    /// A prototype entity that appears when an anomaly decays.
+    /// </summary>
+    [DataField, ViewVariables(VVAccess.ReadWrite)]
+    public EntProtoId? CoreInertPrototype;
+
     #region Floating Animation
     /// <summary>
     /// How long it takes to go from the bottom of the animation to the top.

Content.Shared/Anomaly/SharedAnomalySystem.cs

@@ -1,4 +1,4 @@
-using Content.Shared.Administration.Logs;
+using Content.Shared.Administration.Logs;
 using Content.Shared.Anomaly.Components;
 using Content.Shared.Damage;
 using Content.Shared.Database;
@@ -181,6 +181,9 @@ public abstract class SharedAnomalySystem : EntitySystem
 
         if (Terminating(uid) || _net.IsClient)
             return;
+
+        Spawn(supercritical ? component.CorePrototype : component.CoreInertPrototype, Transform(uid).Coordinates);
+
         QueueDel(uid);
     }