
The sci-fi/space opera Pandora’s Star (and it’s follow-up, Judas Unchained) by Peter F Hamilton has humanity developing fast growing coral that they then use to essentially grow houses, over around 5 years, to the specific shape and layout that the inhabitants desire.
The books aren’t solarpunk in the truest sense, yet they have a surprising amount of solarpunk compatible ideas involved (including a hefty critique of both capitalism and unchecked industrialization).
Article is from October of 2020, I’d be interested in learning how/if things have changed since.