feat: render images as pixelated

[flazepe]

This removes the smoothing filter and makes sure the pixels stay the same no matter how much you zoom in.

[dsrkafuu]

Great feature, added in my fork at https://github.com/dsrkafuu/moe-counter-cf/commit/bcc01d5bac35c0fc77e5d6f6352e1aea6a39f094