generate a random list of 10ish prompts for a scavenger hunt
- Make list of prompts from .txt files
- grab random prompts
- display those prompts
- make sure all displayed prompts are different
- make the list of 10 prompts fill with 8 from prompts.txt, 1 from genres.txt, 1 from tropes.txt
- could also generate one for a "what should I read next" that displays 1 or 2 things