Custom front page in Wordpress using Genesis Framework

front-page.php

<?php

// front-page.php

// set full width layout
add_filter ( 'genesis_pre_get_option_site_layout', '__genesis_return_full_width_content' );

// add section right after header without inner div box for full width
add_action( 'genesis_after_header', 'aj_home_double_opt_in' );

function aj_home_double_opt_in() {
    echo '<div class="feature-box">';
    echo '<div class="wrap">';
    echo '<div style="width: 100%; height: 200px; background: green;"></div>';
    echo '</div>';
    echo '</div>';
}

// remove Genesis default loop
remove_action( 'genesis_loop', 'genesis_do_loop' );

// add a custom loop
add_action( 'genesis_loop', 'aj_custom_loop' );

function aj_custom_loop () {
    echo '<h1>Test</h1>';
    echo '<p>Ich komme aus der front-page.php Datei.</p>';
}

// run Genesis Framework
genesis();