slot minigame code for renpy update

An update to one of my oldest minigame codes. It now works with images, can be resized, calculates rewards and have sound.
The code for this minigame will be exclusive to my patreon supporters for a while before I release it on my github: https://www.patreon.com/posts/68911199
you can grab the pixel assets from my itch.io page: https://kia.itch.io