wip ajax in menu with fetch

README.md

@@ -3,4 +3,11 @@
 - this project uses submodules recursively, so after cloning you need to do :
   `git submodule update --init --recursive`
 
-- `wp_add_inline_script`
+### todo :
+- [read this guide to plugins development](https://developer.wordpress.org/plugins/)
+- [learning about the rest api](https://developer.wordpress.org/plugins/settings/options-api/)
+- ajax :
+	- [using fetch ajax](https://ricard.dev/how-to-use-wordpress-admin-ajax-with-fetch-api/)
+	- [wp ajax course](https://developer.wordpress.org/plugins/javascript/ajax/)
+	- [examples from stackoverflow](https://stackoverflow.com/questions/43557755/how-to-call-ajax-in-wordpress)
+	- using `admin_url('admin-ajax.php')` or `wp-utils`