Fatal error: Uncaught Error: Call to undefined function add_filter() in /var/www/html/web/wp-config.php:10
Stack trace:
#0 /var/www/html/web/wp/wp-load.php(55): require_once()
#1 /var/www/html/web/wp/wp-blog-header.php(13): require_once('/var/www/html/w...')
#2 /var/www/html/web/index.php(6): require('/var/www/html/w...')
#3 {main}
  thrown in /var/www/html/web/wp-config.php on line 10