Register multiple block.json in plugin

plugin.php

<?php

/**
 * Automatically registers block types by scanning the build/blocks folder.
 *
 * This function searches for JSON files within each subfolder and registers
 * them as block types. It is triggered on WordPress 'init' action.
 */
function auto_register_block_types() {
	if ( file_exists( __DIR__ . '/build/blocks/' ) ) {
			$block_json_files = glob( __DIR__ . '/build/blocks/*/block.json' );
		foreach ( $block_json_files as $filename ) {
				$block_folder = dirname( $filename );
				register_block_type( $block_folder );
		}
	}
}
add_action( 'init', 'auto_register_block_types' );