wip: fix atlantis helmfiles et al.

bin/helmify

@@ -7,11 +7,6 @@ manifests=${4:-manifests}
 outdir=${5:-_manifests}
 
 build() {
-  if [ ! -e "$manifests" ]; then
-    echo "nothing to do here..." 1>&2
-    exit 0
-  fi
-
   mkdir -p $outdir/templates
 
   echo "generating $outdir/Chart.yaml" 1>&2
@@ -26,7 +21,7 @@ EOF
 
 if [ -d $manifests ]; then
     cp -r $manifests/* $outdir/templates
-else
+elif [ -f $manifests ]; then
     cp $manifests $outdir/templates
 fi
 }