updates help strings

bin/update_sops.sh

@@ -139,9 +139,9 @@ function main(){
     case $cur in
       # ARGS: print this help
       -h|--help) echo "# ARGUMENTS:"; grep -A 1 '# ARGS:' "${BASH_SOURCE[0]}"; exit 0 ;;
-      # ARGS: dir containing gpg keyfiles
+      # ARGS: [optional] dir containing gpg keyfiles. defaults to git repo root, var: ${repo_root}
       -k|--key|--keyfiles) keyfiles_dir="${2}"; shift ;;
-      # ARGS: dir containing .sops.yaml (sops config file)
+      # ARGS: [optional] defines dir for sops config file (.sops.yaml), create if needed. defaults to git repo root, var: ${repo_root}
       -c|--config_dir) sops_config_dir="${2}"; shift ;;
       # ARGS: [optional] show list of groups and exit
       -lg|--list_groups) opt_list_groups=1 ;;