I'm confused, would you like the art for it, or the code?
That's actually the only asset I couldn't find the credits for (that's why it's not above), but I reuploaded the images to imgur. Just know that they're not mine.
The frames may be out of order.
Idle animation: https://imgur.com/a/ekGwlel
Run animation: https://imgur.com/a/Noj3X8B