Fatal error: Uncaught Error: Call to undefined function json_decode() in /app/public/wp-config.php:32 Stack trace: #0 /app/public/wp-load.php(50): require_once() #1 /app/public/wp-blog-header.php(13): require_once('/app/public/wp-...') #2 /app/public/index.php(17): require('/app/public/wp-...') #3 {main} thrown in /app/public/wp-config.php on line 32