source: twentytwentytwo/1.9/functions.php

<?php
/**
 * Twenty Twenty-Two functions and definitions
 *
 * @link https://developer.wordpress.org/themes/basics/theme-functions/
 *
 * @package WordPress
 * @subpackage Twenty_Twenty_Two
 * @since Twenty Twenty-Two 1.0
 */


if ( ! function_exists( 'twentytwentytwo_support' ) ) :

        /**
         * Sets up theme defaults and registers support for various WordPress features.
         *
         * @since Twenty Twenty-Two 1.0
         *
         * @return void
         */
        function twentytwentytwo_support() {

                // Add support for block styles.
                add_theme_support( 'wp-block-styles' );

                // Enqueue editor styles.
                add_editor_style( 'style.css' );
        }

endif;

add_action( 'after_setup_theme', 'twentytwentytwo_support' );

if ( ! function_exists( 'twentytwentytwo_styles' ) ) :

        /**
         * Enqueue styles.
         *
         * @since Twenty Twenty-Two 1.0
         *
         * @return void
         */
        function twentytwentytwo_styles() {
                // Register theme stylesheet.
                $theme_version = wp_get_theme()->get( 'Version' );

                $version_string = is_string( $theme_version ) ? $theme_version : false;
                wp_register_style(
                        'twentytwentytwo-style',
                        get_template_directory_uri() . '/style.css',
                        array(),
                        $version_string
                );

                // Enqueue theme stylesheet.
                wp_enqueue_style( 'twentytwentytwo-style' );
        }

endif;

add_action( 'wp_enqueue_scripts', 'twentytwentytwo_styles' );

// Add block patterns
require get_template_directory() . '/inc/block-patterns.php';