I loved Purple Hibiscus and recently got through the rest of her books from my library. I really like her novels and especially her GC stance, but I was discussing her on a feminist subreddit recently and her use of surrogacy came up. It's disappointing she promotes it here as compatible with feminism,
https://www.premiumtimesng.com/entertainment/naija-fashion/791804-ive-no-regrets-welcoming-my-twins-through-surrogacy-chimamanda-adichie.html
Infertility is of course extremely painful, but I don't think that justifies using another woman's womb.