docs: document everything undocumented

recipe.yml

@@ -8,8 +8,14 @@ base-container: ghcr.io/ublue-os/silverblue-main
 # what fedora version to use, you can just change this to update
 fedora-version: 37
 
+# 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
+  - python3-pip # needed for yafti (the first boot installer)
+
+# these flatpaks (from flathub) will be available for install on boot
+# this is just an example selection, and even if you leave it empty,
+# you'll have the basic options available in yafti
 flatpaks:
   - org.mozilla.firefox
   - org.mozilla.Thunderbird