Not even unrelated, Catala (the law-language) seems to be a French project, supported by institutions in France, and Catalan seems to have a intertwined history with France: https://en.wikipedia.org/wiki/Catalan_language#France

funnily enough, the relation comes from a french jurist's last name

from their repo: https://github.com/CatalaLang/catala

> The language is named after Pierre Catala, a professor of law who pionneered the French legaltech by creating a computer database of law cases, Juris-Data.