Link post format template for Storefront

content-link.php

<article id="post-<?php the_ID(); ?>" <?php post_class(); ?>>
	<header class="entry-header">
	<?php
	$original_url = get_post_meta( get_the_id(), '_wpcom-crosspost-original_url', true );
	$url          = ! empty( $original_url ) ? $original_url : get_permalink();

	if ( is_single() ) {
		storefront_posted_on();
		?>
		<span class="posted-on"><?php printf( __( 'at <a href="%s" rel="bookmark">%s</a>', 'storefront' ), esc_url( $url ), parse_url( $url, PHP_URL_HOST ) ); ?></span>
		<?php
		the_title( '<h1 class="entry-title">', '</h1>' );
	} else {
		if ( 'post' == get_post_type() ) {
			storefront_posted_on();
			?>
			<span class="posted-on"><?php printf( __( 'at <a href="%s" rel="bookmark">%s</a>', 'storefront' ), esc_url( $url ), parse_url( $url, PHP_URL_HOST ) ); ?></span>
			<?php
		}

		the_title( sprintf( '<h1 class="entry-title"><a href="%s" rel="bookmark">', esc_url( $url ) ), '</a></h1>' );
	}
	?>
	</header><!-- .entry-header -->
	<div class="entry-meta">
		<?php
		echo '<label class="label">' . esc_attr( __( 'Written by', 'storefront' ) ) . '</label>';
		the_author_posts_link();

		/* translators: used between list items, there is a space after the comma */
		$categories_list = get_the_category_list( __( ', ', 'storefront' ) );

		if ( $categories_list ) :
			echo '<label class="label"> - ' . esc_attr( __( 'Posted in', 'storefront' ) ) . '</label>';
			echo wp_kses_post( $categories_list );
		endif; // End if categories.

		/* translators: used between list items, there is a space after the comma */
		$tags_list = get_the_tag_list( '', __( ', ', 'storefront' ) );

		if ( $tags_list ) :
			echo '<label class="label"> - ' . esc_attr( __( 'Tagged', 'storefront' ) ) . '</label>';
			echo wp_kses_post( $tags_list );
		endif; // End if $tags_list. ?>
	</div>
</article><!-- #post-## -->