[WooCommerce] Add Continue Shopping

functions.php

<?php

// Add continue shopping
// add_action( 'woocommerce_before_checkout_form', 'ching_back_to_store' );
add_action('woocommerce_cart_coupon', 'ching_back_to_store');
// add_action( 'woocommerce_cart_actions', 'ching_back_to_store' );
function ching_back_to_store() { ?>
  <a class="button wc-backward" href="<?php echo esc_url( wc_get_page_permalink( 'shop' ) ); ?>"> <?php _e( '繼續購物', 'woocommerce' ) ?> </a>
<?php
}

add_action( 'woocommerce_thankyou', 'ching_order_received', 10, 1 );
function ching_order_received() { ?>
	<a class="button wc-backward" href="<?php echo esc_url( wc_get_page_permalink( 'shop' ) ); ?>"> <?php _e( '繼續購物', 'woocommerce' ) ?> </a>
<?php
}