Add quay-kubernetes package / Add quay CD to k8s

deploy/quay-app/lib/quay.libsonnet

@@ -0,0 +1,16 @@
+local appr = import 'appr.libsonnet';
+
+{
+# Read all files in a directory
+# @todo(ant31): replace walk by listdir
+load_stack_files(path):: (
+  if appr.path_exists(path)
+  then {[appr.path.basename(file)]: appr.readfile(file, encode=true) for file in appr.walkdir(path)}
+  else {}
+),
+
+# Create a patch to add/update annotation with a rand value.
+# Use to force a Deployment rolling-update
+rand_label():: {metadata+: {annotations+: {'resource.appr/rand': appr.randAlphaNum()}}},
+
+}