Something like JSON+LD ? It should cover most of your needs and can also be used for actual search engine e.g: https://developers.google.com/search/docs/appear

Something like JSON+LD ? It should cover most of your needs and can also be used for actual search engine e.g: https://developers.google.com/search/docs/appearance/structured-data/article?hl=fr https://developers.google.com/search/docs/appearance/structu...