Register custom post

Register custom post type

add_action( 'init', 'my_theme_custom_post' );
function my_theme_custom_post() {
    register_post_type( 'cpt',
        array(
            'labels' => array(
                'name' => __( 'CPTs' ),
                'singular_name' => __( 'CPT' )
            ),
            'supports' => array('title', 'editor', 'custom-fields', 'thumbnail', 'page-attributes'),
            'public' => true
        )
    );
}