functions.php

<?php

  $NPM_PACKAGE = file_get_contents(get_template_directory() . '/package.json');
  $NPM_PACKAGE = json_decode($NPM_PACKAGE, true);
  $THEME_VERSION = $NPM_PACKAGE['version'];

  define( 'THEME_VERSION', $THEME_VERSION );

  /**
   * Load tweaks
   */
  require get_template_directory() . '/inc/tweaks.php';

  /**
   * Load CSS and JavaScript Enqueues
   */
  require get_template_directory() . '/inc/enqueues.php';

  /**
   * Load menus
   */
  require get_template_directory() . '/inc/menus.php';

  /**
   * Load custom post types
   */
  require get_template_directory() . '/inc/custom-post-types.php';

  /**
   * Load widgets
   */
  require get_template_directory() . '/inc/widgets.php';

  /**
   * Load thumbnail support and sizes
   */
  require get_template_directory() . '/inc/thumbnails.php';

  /**
   * Load shortcodes
   */
  require get_template_directory() . '/inc/shortcodes.php';

   /**
   * Load Responsive Media Options
   */
  require get_template_directory() . '/inc/responsive-media.php';

  /**
   * Load ACF Options
   */
  require get_template_directory() . '/inc/acf.php';

  /**
   * plugin-update-checker https://github.com/YahnisElsts/plugin-update-checker/
   */
  require 'plugin-update-checker/plugin-update-checker.php';
  $myUpdateChecker = Puc_v4_Factory::buildUpdateChecker(
    'https://github.com/MissionBit/f1-mission-bit/',
    __FILE__,
    'f1-mission-bit'
  );

  //Set the branch that contains the stable release.
  $myUpdateChecker->setBranch('main');
  $myUpdateChecker->getVcsApi()->enableReleaseAssets();