Drupal 9 has been out for a while, and it's about time we made the switch. Unlike the move from 7 to 8, the upgrade to 9 will be fairly smooth. It's more of a code cleanup task as opposed to the herculean migration between versions that we're used to. And there's already been some good community efforts around identifying the scope of what needs to be done. There's even a pull request for the main islandora module! But there's still a bit more to do and many hands can make light work of this.
Our first quarterly ISLE sprint has wrapped up and I'd like to thank everyone that participated. From the community contributions we received, we can now move repository data between ISLE instances. This allows us to move a repository from development to testing and finally a production environment. It was pretty crucial that ISLE 8 be able to handle this, and the community really stepped up and delivered. Plus, as a bonus, we're also ready for composer 2.
The work's been done, but there's still a few pull requests under review: