- Add COSMIC desktop subgroup to online netinstall (galaxy repo)
- Add greetd as display manager option in packagechooser_dm.conf
(required by COSMIC's cosmic-greeter)
- Replace non-transparent 900x650 logo with transparent removebg version
at 128x92 (128x128) and 256x185 (256x256) in root-overlay icon theme paths
- Update docs to reflect COSMIC availability and greetd option