In case it’s useful, https://asahilinux.org/support/ links to both Patreon and GitHub Sponsors donation links for the project.
This is really good news! I’m excited to see what else will be coming from Asahi Linux.
Fundraisers via Patreon might generally be a good idea to support such projects. Given the complexity, some things just can’t be developed in someone’s free time and require absolute focus.