Let me know what game you wanted creating to a .cia file and I can take a look.
Here ya go!
https://drive.google.com/file/d/1lGe1Q0TYAXbaP6teW5SGnjM6zQLabpwl/view?usp=shari...
The rom should be in a folder called "build".
Here you go - https://drive.google.com/file/d/1gXsB3NxZvujOEhXYYFkdSfFqQqVp-8K-/view?usp=shari...
The game is a little broken at the end, that right?