WordPress - Redirect Archive to Most Recent Post

snippet.php

<?php
// In this example if trying to access /work/ it'll 302 redirect to the most recent post instead
add_action('template_redirect','redirect_to_latest');
function redirect_to_latest() {
	if( is_post_type_archive('work') ) {
		$latest = get_posts( 'post_type=work&posts_per_page=1' );
		if($latest) {
			wp_redirect( get_permalink( $latest[0]->ID ) );
			exit;
		}
	}
}