handle modules larger than 1x1, widen door size to allow walking around it

Assets/Engine/Runtime/Requirements/NoOverlap.cs

@@ -9,10 +9,22 @@ namespace EscapeRoomEngine.Engine.Runtime.Requirements
     {
         protected override List<Placement> FilterCandidates(List<Placement> candidates, Module module, Space space)
         {
-            space.AllModules.ForEach(other =>
-            {
-                candidates.RemoveAll(candidate => candidate.position.Equals(other.SrPosition));
-            });
+            space.AllModules.ForEach(other => // for all other module ...
+                other.srPlacement.ForEachPosition(otherPosition => // ... positions ...
+                    candidates.RemoveAll(candidate => // ... remove every candidate that ...
+                    {
+                        var remove = false;
+                        
+                        candidate.ForEachPosition(position => // ... anywhere inside its bounds ...
+                        {
+                            if (!remove)
+                            {
+                                remove = position.Equals(otherPosition); // ... overlaps with other modules' position
+                            }
+                        });
+                        
+                        return remove;
+                    })));
 
             return candidates;
         }