Register multiple scripts with block.json

blocks.php

<?php
/**
 * Blocks setup
 *
 * @link https://www.advancedcustomfields.com/resources/options-page/
 */

namespace WhiteleyDesigns\Blocks;

/**
 * Load Blocks
 */
function load_blocks() {

     $blocks = scandir( get_template_directory() . '/blocks/' );
     $blocks = array_values( array_diff( $blocks, array( 'acf-blocks' ) ) );

     if ( ! empty( $blocks ) ) {
          foreach( $blocks as $block ) {

               // regsiter block scripts if they exist (must register script before block)
               if ( file_exists( get_template_directory() . '/blocks/' . $block . '/block.js' ) ) {

                    $deps = [
                         'acf',
                         'jquery'
                    ];

                    if ( $block == 'slideshow' ) {
                         $deps[] = 'wd-flickity';
                    }

                    wp_register_script(
                         'block-' . $block . '-js',
                         get_stylesheet_directory_uri() . '/blocks/' . $block . '/block.js',
                         $deps,
                         WD_THEME_VERSION,
                         false
                    );
			}

               // register the block
               register_block_type( get_template_directory() . '/blocks/' . $block . '/block.json' );
          }
     }
}
add_action( 'init', __NAMESPACE__ . '\load_blocks', 5 );

functions.php

/**
 * Frontend scripts & styles
 */
function wd_global_enqueues() {

     // flickity
     wp_register_script(
          'wd-flickity',
          get_stylesheet_directory_uri() . '/assets/js/src/flickity.pkgd.min.js',
          [],
          null
     );
}
add_action( 'wp_enqueue_scripts', 'wd_global_enqueues' );

/**
 * Block editor scripts
 */
function wd_admin_enqueues() {

     // flickity - only needed if using flickity outside of custom ACF blocks
     wp_register_script(
          'wd-flickity',
          get_stylesheet_directory_uri() . '/assets/js/src/flickity.pkgd.min.js',
          [],
          null
     );
}
add_action( 'enqueue_block_editor_assets', 'wd_admin_enqueues' );