ECS NPCs (#9941)

* ECS

* A

* parity

* Remove dummy update

* abs

* thanks rider

Content.Server/AI/Components/NPCComponent.cs

@@ -0,0 +1,17 @@
+using Content.Server.AI.EntitySystems;
+
+namespace Content.Server.AI.Components
+{
+    [Access(typeof(NPCSystem))]
+    public abstract class NPCComponent : Component
+    {
+        // TODO: Soon. I didn't realise how much effort it was to deprecate the old one.
+        /// <summary>
+        /// Contains all of the world data for a particular NPC in terms of how it sees the world.
+        /// </summary>
+        //[ViewVariables, DataField("blackboardA")]
+        //public Dictionary<string, object> BlackboardA = new();
+
+        public float VisionRadius => 7f;
+    }
+}