load EE4 calendar scripts to home page

add_calendar_home.php

<?php
//* Please do NOT include the opening php tag, except of course if you're starting with a blank file

add_action( 'template_redirect', 'my_add_calendar_scripts_to_home_page' );
function my_add_calendar_scripts_to_home_page() {
    if ( class_exists( 'EED_Espresso_Calendar' ) && is_front_page() ) {
        global $is_espresso_calendar;
        $is_espresso_calendar = TRUE;
        add_action( 'wp_enqueue_scripts', array( EED_Espresso_Calendar::instance(), 'calendar_scripts' ) );
        if ( EED_Espresso_Calendar::instance()->config()->tooltip->show ) {
            add_filter('FHEE_load_qtip', '__return_true' );
        }
    }
}