Now the game loads levels from an external text file and lets you choose the starting level:
The levels included will be the ones of the original game from the '80s.
It shows you the level you are about to play:
And tells you when it's solved, then navigating to the next level:
The grid-size is automatically adjusted depending on the level size.
Also, now the worker "faces" the direction he is moving.
The game is therefor pretty much playable at this point :-)