rpm-ostree installrpm-ostree install is a reimplementation of dnf install when running in a containerdnf5 appears to work in a Containerfile, but can't guarantee if there are some micro-issues with it, like with missing SeLinux labels, permissions & such
ostree container commit for each layer of the image, while bootc-derived images are able to use the Container's own layers without that step.

FROM quay.io/fedora/fedora-bootc:VER, replace rpm-ostree calls with standard dnf calls. There're a few hacks that need to be done with bootc, but it can otherwise be treated like mutable fedora most of the time within the ContainerfileFROM quay.io/fedora-ostree-desktops/{silverblue|kinoite|something}:VER and it's all managed by othersFROM ghcr.io/ublue-os/silverblue-main:40
COPY <bluefin-files>
RUN rpm-ostree install <bluefin-packages>rpm-ostree installrpm-ostree installdnf installdnf5ostree container commitFROM quay.io/fedora/fedora-bootc:VERFROM quay.io/fedora-ostree-desktops/{silverblue|kinoite|something}:VER