Add /usr/manifest.json to the OCI images
Followup to !1338 (merged)
Like the manifest we have in gnomeos an the flatpak runtimes.
Additionally we should probably ship a different os-release file, atm it's using the same as the flatpak runtime
Followup to !1338 (merged)
Like the manifest we have in gnomeos an the flatpak runtimes.
Additionally we should probably ship a different os-release file, atm it's using the same as the flatpak runtime