fixed the map generator doing paths that hit the edge which made it look like the map was out of bounds.

worldbuilder.cpp

@@ -152,6 +152,7 @@ void WorldBuilder::generate() {
     $map.$walls[it.y][it.x] = is_wall;
   }
 
+  $map.expand();
   $map.load_tiles();
 
   std::array<string, 6> room_types{
@@ -164,6 +165,7 @@ void WorldBuilder::generate() {
     int room_size = Random::uniform<int>(100, 800);
     stylize_room(i, room_types[room_type], room_size * 0.01f);
   }
+
 }
 
 void WorldBuilder::make_room(size_t origin_x, size_t origin_y, size_t w, size_t h) {