<blockquote>features trade routes, magical fertilizer, and one girl's centuries-long effort to impress a woman who is already in a committed relationship with a boat.</blockquote>
Yeah!!!! I've already read it twice since I discovered this story yesterday.
the fantasist no longer has the story up so it's now posted on the author's website https://rebeccafraimow.com/2023/08/20/suradanna-and-the-sea/