[ WordPress Blocks ] Register blocks + custom number list style + respect list start number

functions.php

<?php
if ( function_exists( 'register_block_style' ) ) {
    register_block_style(
        'core/list',
        array(
            'name'         => 'ds-number',
            'label'        => __( 'Number List', 'dejavu' ),
            'is_default'   => false,
        )
    );
}

add_action('wp_footer', 'dejavu_inline_script');
function dejavu_inline_script()
{
    if (is_singular('recipe')) {
        ?>
        <script>
            jQuery(document).ready(function($) {
              jQuery( ".is-style-ds-number" ).each(function() {
                var   val=1;
                if ( jQuery(this).attr("start")){
                  val =  jQuery(this).attr("start");
                }
                val=val-1;
                val= 'ds-number-counter '+ val;
                jQuery(this).css('counter-increment',val );
              });
            });
        </script>
        <?php
    }
}

style.css

.is-style-ds-number {
	counter-reset: ds-number-counter;
	list-style: none;
	margin: 0;
	font-weight: 400;
}
.is-style-ds-number > li {
	padding: 20px 0 20px 56px;
	counter-increment: ds-number-counter;
	position: relative;
	line-height: 28px;
}
.is-style-ds-number > li::before {
	content: counter(ds-number-counter);
	color: #ffffff;
	font-size: 20px;
	font-weight: bold;
	font-family: "Montserrat", sans-serif;
	position: absolute;
	--size: 32px;
	left: 0;
	line-height: var(--size);
	width: var(--size);
	height: var(--size);
	top: 18px;
	background: #B25022;
	border-radius: 50%;
	text-align: center;
}