There are many Cafes and Restaurants in the Village.
Eat out
https://www.greeka.com/cyclades/santorini/eat-drink/restaurants/
https://www.greektravel.com/greekislands/santorini/restaurants.htm
https://www.cntraveller.com/gallery/best-restaurants-santorini
https://theculturetrip.com/europe/greece/articles/the-best-restaurants-in-santorini-greece/
Night life
https://www.greeka.com/cyclades/santorini/eat-drink/clubs/