Nils Deele

## backend__config__main.php
<?php
$config = [
    'components'          => [
// [...]
        'request'            => [
            'baseUrl'             => $params['backend.baseUrl'],
        ],
        'urlManagerFrontend' => [
            'class'               => 'yii\web\UrlManager',
            'baseUrl'             => $params['frontend.baseUrl'],

## sse.html
<html>
<body>
<div id="result"></div>
<script>
if (typeof(EventSource) !== 'undefined') {
    console.info('Starting connection...');
    var source = new EventSource('/stream.php');
    source.addEventListener('open', function(e) {
        console.info('Connection was opened.');
    }, false);
	<?php
	$config = [
	'components' => [
	// [...]
	'request' => [
	'baseUrl' => $params['backend.baseUrl'],
	],
	'urlManagerFrontend' => [
	'class' => 'yii\web\UrlManager',
	'baseUrl' => $params['frontend.baseUrl'],
	<html>
	<body>
	<div id="result"></div>
	<script>
	if (typeof(EventSource) !== 'undefined') {
	console.info('Starting connection...');
	var source = new EventSource('/stream.php');
	source.addEventListener('open', function(e) {
	console.info('Connection was opened.');
	}, false);