recipe_args count valid

recipes/helloworld.recipe

@@ -1,6 +1,3 @@
-echo "count: $#"
-echo "args:  $@"
-echo "$1"
-echo "$2"
-echo "$3"
+set -Eue
+echo "arg_count=$#, args: $@"
 echo "Hello World from container: $(hostname -f)"

tools/miaou-recipe

@@ -8,7 +8,7 @@ SCRIPT=''
 DEBUG=false
 QUIET=false
 FORCE=${FORCE:-false}
-RECIPE_ARGS=
+RECIPE_ARGS=()
 
 # FUNCTIONS