Add error reporting option

config.php.example

@@ -5,6 +5,7 @@ $recalculate_cooldown_seconds = 5;
 $show_actions = true;
 $auto_recalculate_seconds = 86400;
 $absolute_root = "/";
+$error_reporting = false;
 
 $disks = [
   "Root" => [

index.php

@@ -2,6 +2,11 @@
 
 require "config.php";
 
+if ($error_reporting) {
+  error_reporting(E_ALL);
+  ini_set('display_errors', 1);
+}
+
 if (isset($_GET["recalculate"])) {
   if (file_exists($stats_file)) {
     $time = json_decode(file_get_contents($stats_file), true)["time"] ?? 0;