adjust speed, add shadow to the carpet
add player sprite
improve player sprites and add them to the game
refactor code
handle user input
make the player jump
add arrows
add arrows to the stage
add horizontal arrows and logic for them
make code more uniform
change player sprites
add waiter sprites
add sprites for a flipped waiter
balance constants
include waiter to the game, renew sprites
make the waiters look angry
make position updates for players and waiters more uniform