[site-reviews] set the assigned_posts value for all shortcodes from an URL parameter

/**
 * Set the assigned_posts value from an URL parameter (?assigned_post=)
 *
 * Example URL:
 * https://domain.com?assigned_post=4
 *
 * Example Shortcode Usage:
 * [site_reviews assigned_posts="post_id"]
 * [site_reviews_form assigned_posts="post_id"]
 * [site_reviews_summary assigned_posts="post_id"]
 *
 * @return int
 */
add_filter('site-reviews/assigned_posts/post_id', function (int $postId) {
    if ($overridePostId = filter_input(INPUT_GET, 'assigned_post', FILTER_VALIDATE_INT)) {
        return $overridePostId;
    }
    return $postId;
});