🛠️ Phase C: SocketBox Arc<RwLock> + syntax fixes for multiple Box types

Co-authored-by: moe-charm <217100418+moe-charm@users.noreply.github.com>

src/boxes/map_box.rs

@@ -283,7 +283,6 @@ impl NyashBox for MapBox {
         };
         Box::new(new_instance)
     }
-}
     
     fn equals(&self, other: &dyn NyashBox) -> BoolBox {
         if let Some(other_map) = other.as_any().downcast_ref::<MapBox>() {