Feat/lobby fixes

[ertugrulkilic5713]

Lobby barriers have been finished

The barriers of the lobby stop the players from jumping off the world.

• [ ] Bug fix (non-breaking change which fixes an issue)
• [ ] Breaking change (fix or feature that would cause existing functionality to not work as expected)

Try to move off the map, boeie!

Please make sure there are no compilation errors and that you have build the code before you try merging it

• [ ] Compiles without errors
• [ ] Still builds
• [ ] Still works like it should (no critical bugs introduced)