index.php

<?php
/**
 * The main template file
 *
 * This is the most generic template file in a WordPress theme
 * and one of the two required files for a theme (the other being style.css).
 * It is used to display a page when nothing more specific matches a query.
 * E.g., it puts together the home page when no home.php file exists.
 *
 * @link https://developer.wordpress.org/themes/basics/template-hierarchy/
 *
 * @package Gridd
 */

use Gridd\Theme;

get_header();

if ( have_posts() ) {

	if ( is_home() && ! is_front_page() ) {
		?>
		<header>
			<h1 class="page-title screen-reader-text"><?php single_post_title(); ?></h1>
		</header>
		<?php
	}
	while ( have_posts() ) {
		the_post();

		/*
		* Include the Post-Format-specific template for the content.
		* If you want to override this in a child theme, then include a file
		* called content-___.php (where ___ is the Post Format name) and that will be used instead.
		*/
		Theme::get_template_part( 'template-parts/content', get_post_format() );
	}

	the_posts_navigation();
} else {

	Theme::get_template_part( 'template-parts/content', 'none' );

}

get_sidebar();
get_footer();