Reverse check and output for debug

functions

@@ -18,11 +18,12 @@ dokku-ansible-deploy-vault-pass-cmd() {
   #shellcheck disable=SC2034
   declare desc="add new app vault password for decryption of passwords"
 
+  local app="$2"
   local vault_file="$DOKKU_LIB_ROOT/data/deploy.d/$app/.vault-password.sh"
 
-  local app="$2"
+  dokku_col_log_info1_quiet "$app"
 
-  if [[ -n "$app" ]]; then
+  if [[ ! -n "$app" ]]; then
     dokku_col_log_info1_quiet "missing application name, try 'dokku ansible-deploy:vault-pass myappname'"
     exit 1
   fi