adding category bage before post title (single post)

add_action(
    'jnews_single_post_before_title',
    function ( $post_id ) {
        if ( function_exists( 'jnews_get_primary_category' ) ) {
            $cat_id   = jnews_get_primary_category( $post_id );
            $category = '';

            if ( $cat_id ) {
                $category = get_category( $cat_id );
                if ( $category && ( isset( $category->slug ) && isset( $category->name ) ) ) {
                    $class    = 'class="category-' . $category->slug . '"';
                    $category = '<div class="custom-category-badge"><a href="' . get_category_link( $cat_id ) . "\" {$class}>" . $category->name . '</a></div>';
                }
                echo $category;
            }
        }
    }
);