Reverted the testing modifications.

config/application.config.php

@@ -5,7 +5,7 @@
  *
  * @see https://github.com/zendframework/ZFTool
  */
-$env = getenv('APP_ENV') ?: 'dev';
+$env = getenv('APP_ENV') ?: 'production';
 $appConfDir = getenv('APP_CONF_DIR') ?? '';
 
 $confPaths = ['config/autoload/{,*.}{global,local}.php'];

public/index.php

@@ -5,10 +5,6 @@ use Zend\Mvc\Application;
 
 chdir(dirname(__DIR__));
 
-ini_set('display_errors', 1);
-ini_set('display_startup_errors', 1);
-error_reporting(E_ALL);
-
 // Decline static file requests back to the PHP built-in webserver
 if (php_sapi_name() === 'cli-server') {
     $path = realpath(__DIR__ . parse_url($_SERVER['REQUEST_URI'], PHP_URL_PATH));