VGRoid support (#27659)

* Dungeon spawn support for grid spawns

* Recursive dungeons working

* Mask approach working

* zack

* More work

* Fix recursive dungeons

* Heap of work

* weh

* the cud

* rar

* Job

* weh

* weh

* weh

* Master merges

* orch

* weh

* vgroid most of the work

* Tweaks

* Tweaks

* weh

* do do do do do do

* Basic layout

* Ore spawning working

* Big breaking changes

* Mob gen working

* weh

* Finalising

* emo

* More finalising

* reverty

* Reduce distance

Content.Server/NPC/Systems/NPCSteeringSystem.Context.cs

@@ -142,6 +142,13 @@ public sealed partial class NPCSteeringSystem
 
         // Grab the target position, either the next path node or our end goal..
         var targetCoordinates = GetTargetCoordinates(steering);
+
+        if (!targetCoordinates.IsValid(EntityManager))
+        {
+            steering.Status = SteeringStatus.NoPath;
+            return false;
+        }
+
         var needsPath = false;
 
         // If the next node is invalid then get new ones
@@ -243,6 +250,14 @@ public sealed partial class NPCSteeringSystem
                 // Alright just adjust slightly and grab the next node so we don't stop moving for a tick.
                 // TODO: If it's the last node just grab the target instead.
                 targetCoordinates = GetTargetCoordinates(steering);
+
+                if (!targetCoordinates.IsValid(EntityManager))
+                {
+                    SetDirection(mover, steering, Vector2.Zero);
+                    steering.Status = SteeringStatus.NoPath;
+                    return false;
+                }
+
                 targetMap = targetCoordinates.ToMap(EntityManager, _transform);
 
                 // Can't make it again.