- Add a new home.prismlauncher module with an enable option and a
custom package override.
- Enable Prism Launcher for the Garand‑Desktop host and remove the
previous disabled flag.
- Add the user to the “video” group.
- Remove prismlauncher from the core packages list.
- Bump revisions and hashes for several inputs in flake.lock.
- Fix a trailing newline in the helium AppImage definition.
