Yes and no. Rocky 8 is what is supported. Rocky 9 should work with the right configuration, but is unsupported as of right now. See;
https://forum.45homelab.com/t/houston-ui-installation-failure-rocky-9-and-ubuntu-22-04/287
There are a few posts in the forums about installing the 45Drives software environment from scratch. You might want to find them if you have not. I have not done this, but it sounded like there were some errors in the documentation, although they may have since been corrected.