Add example recipes to build a single image

Sample recipes with new recipe action

Fixes: APERTIS-5675

apertis-ostree-commit.yaml

@@ -97,6 +97,11 @@ actions:
     chroot: false
     script: scripts/ostree-convert-from-debian
 
+  - action: run
+    description: List files on {{ $image }}
+    chroot: false
+    script: scripts/list-files "$ROOTDIR" | gzip > "${ARTIFACTDIR}/{{ $image }}.filelist.gz"
+
   - action: ostree-commit
     description: Commit to OSTree branch "{{ $branch }}" in repository "{{ $ostree }}"
     repository: {{ $ostree }}