fix: add libadwaita (#45)

yafti is currently broken without libadwaita, #37

recipe.yml

@@ -2,14 +2,14 @@
 name: startingpoint
 
 # The native container image to build on top of
-# images. 
+# images.
 # Warning: Non-uBlue images might function unexpectly
 base-container: ghcr.io/ublue-os/silverblue-main
 
 # What fedora version to use. Use an explicit version or `latest`.
 # If you use `latest`, you will be automatically updated
 # to the next major version assuming the image you're using as your base container
-# builds with the tag (all uBlue images do this). 
+# builds with the tag (all uBlue images do this).
 fedora-version: 37
 
 # This description will be visible in the container metadata
@@ -23,7 +23,10 @@ scripts:
 # These rpms will be installed from the fedora repository
 # using rpm-ostree and will be preinstalled in the final image
 rpms:
-  - python3-pip # needed for yafti (the first boot installer)
+  # needed for yafti (the first boot installer) (remove if you're not using yafti)
+  - python3-pip
+  - libadwaita # libadwaita comes with silverblue, but not with other flavors
+  # add your own below
 
 # These Flatpaks (from flathub) will be available for install on boot
 # this is just an example selection.