Ah! This is meant to be a companion applet for the DM when they're running the puzzle; not really doable solo. Remind me to post the doc later?
Thank you for the reminder!!! Link to the images: https://drive.google.com/drive/folders/1dOOhCNcq-Ux5jk08L09B5nzL78aFb7cW?usp=sha...
and link to the DM doc: https://docs.google.com/document/d/16QluNCLKGpq9vNUDAoGE0J3S1OEKZKNUdAVblWsRKPM/...