more pet & player achievements

some achievements that have been suggested (feel free to post your own).

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from EveryoneMakesStuff discord:

* Sending moths to the moon (first moth (1), 50, 100)
* Showing all books and recipe notes to the cooking buddy (not sure if it would register if the cooking buddy knows all recipes from the book/note already)
* Getting a Rock from a Rock (there's already one for finding a Box Box inside a Box Box)
* Guessing the Favourite Flavour of a pet (first time (1), 15, 30)
* Using all types of die (four-sided, six-sided, eight-sided, ten-sided, twelve-sided, twenty-sided)
* More event-based achievements (buying a Chocolate Bomb from Kat (Florist), buying event foods from Bells (Grocer, ex. the Jelephant Animal Crackers), trading something with the vampire dude (Halloween), getting the items daily from the stocking (Christmas)...)
* Adopting a pet during one of the events from the Pet Shelter (ex. Cyber Monday, not sure how the coding-side would work (the player would need to buy the top two-three))
* Adopting a pet with the rare tag from the Pet Shelter

No files, tests, or entry points are named. The issue is a collection of suggested achievements rather than a defined change, so first identify which achievement or group is approved and locate the existing achievement system. Done would require an agreed scope and corresponding achievements implemented with coverage for their triggering conditions.

Written by the indexing model from the issue text.