WLJS
<<JerryI`WLX`WLJS`
WLJSHeader
A helper function to add javascript modules to the head of a page
WLJSHeader[opts__] _String
where a single option is accepted
"List"a list ofurlsto Javascript files
Example
Put this line in your head section on a page
ExtensionsJS = {
	"url_to_js.js",
	"url_to_js.js"
};
<head>
	...
	<WLJSHeader List={ExtensionsJS}/>
<head>
WLJS
A function to embed Wolfram Language code on a static page. It also creates a corresponding div element on a page, where it is placed for a graphical or text output. Once loaded it starts local WL interpreter running in the browser
WLJS[expr_] _String
an expr can be anything interpretable by WLJS Interpreter and its libraries.
Example
Prepare your server as its shown in a guide interpeter and
P = Plot[Sin[x], {x, -2Pi, 2Pi}];
<div class="mx-auto max-w-7xl py-6 sm:px-6 lg:px-8">
    <WLJS><P/></WLJS>
</div>