docs: add RPEL link to README

fix #6

Author: mouse484

README.md

@@ -2,6 +2,9 @@
 
 Easy to use inline style system like [Vue.js inline style](https://v3.vuejs.org/guide/class-and-style.html#binding-inline-styles) in Svelte(Use [use:action](https://svelte.dev/docs#use_action))
 
+Try it -> [REPL](https://svelte.dev/repl/04705a80122e4e4ba8ffd3db1cc3f49e?version=3.38.2)
+
+
 # Installation
 
 ```