Data-oriented Construction System (#2152)

- Powerful
- Data-oriented
- Approved by PJB
- Powered by node graphs and AI pathfinding
- Coded by the same nerd who brought you atmos

Co-authored-by: Exp <theexp111@gmail.com>

Content.Server/Atmos/TileAtmosphere.cs

@@ -819,9 +819,7 @@ namespace Content.Server.Atmos
 
             var tileRef = GridIndices.GetTileRef(GridIndex);
 
-            if (tileRef == null) return;
-
-            foreach (var entity in tileRef?.GetEntitiesInTileFast(_gridTileLookupSystem))
+            foreach (var entity in tileRef.GetEntitiesInTileFast(_gridTileLookupSystem))
             {
                 foreach (var fireAct in entity.GetAllComponents<IFireAct>())
                 {