PHP8.2 errors

Hello, I already wrote that this is a great plugin, but with the latest update there were a lot of errors. Here are the errors and my configuration

  stripos(): Passing null to parameter #1 ($haystack) of type string is deprecated  
wp-content/plugins/stackable-ultimate-gutenberg-blocks/src/block-components/alignment/index.php:45
    stripos()
    wp-content/plugins/stackable-ultimate-gutenberg-blocks/src/block-components/alignment/index.php:45
    stackable_render_block_alignment_frontend_polyfill()
    wp-includes/class-wp-hook.php:312
    apply_filters('render_block')
    wp-includes/class-wp-block.php:293
    WP_Block->render()
    wp-includes/blocks.php:1133
    render_block()
    wp-includes/blocks.php:1171
    do_blocks()
    wp-includes/class-wp-hook.php:310
    apply_filters('the_content')
    wp-includes/post-template.php:256
    the_content()
    wp-content/themes/blocksy/inc/single/content-helpers.php:221
    blocksy_single_content()
    wp-content/themes/blocksy/template-parts/single.php:74
    load_template('wp-content/themes/blocksy/template-parts/single.php')
    wp-includes/template.php:720
    locate_template()
    wp-includes/general-template.php:206
    get_template_part('template-parts/single')
    wp-content/themes/blocksy/single.php:17
    load_template('wp-content/themes/blocksy/single.php')
    wp-includes/template.php:720
    locate_template()
    wp-includes/general-template.php:206
    get_template_part('single')
    wp-content/themes/blocksy/page.php:15

Linux 5.15.0-83-generic x86_64 Web server software nginx/1.25.2 PHP Version 8.2.10 (Supports 64-bit values) PHP SAPI fpm-fcgi

https://drive.google.com/file/d/1NzEN2epY0zgRSeO3cEYtmo3ZTxCzAH1C/view?usp=sharing

https://drive.google.com/file/d/1ZG_NQQ4tnjdDyMXEoiQTBMf_H4bscfZO/view?usp=sharing

https://drive.google.com/file/d/1jo036KMOKXiV7XpkB7ww2qysOpxYktOF/view?usp=sharing

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