App usage info

README.md

@@ -22,4 +22,10 @@ swipl pack install gitlabci
 ?- create_gitlab_releases_page('releases/index.html').
 ```
 
+or if you have SWI-Prolog version 9.3.9 at least
+
+```sh
+swipl app gitlabci releases/index.html
+```
+
 You can access this package's PlDoc at https://soliman.gitlabpages.inria.fr/gitlabci/