This is a really simple playing card addition trainer/drill I made in a few hours, so that I could practice adding and reading playing cards.
There are basically no features, and some of the features that do exist do not work properly.
The SVG card designs are from here.
They are not published in this repository. Download them and place them in public/assets/cards and preserve their naming scheme of SUIT-VALUE.svg (eg, CLUB-1.svg...)