Added the email for the owner and changed the admin123 for the login page

pages/admin_users.php

@@ -30,6 +30,14 @@ if ($_SERVER['REQUEST_METHOD'] === 'POST') {
     } elseif ($action === 'upload_favicon' && is_owner()) {
         $res = upload_site_favicon($_FILES['favicon_file'] ?? null);
         if ($res['success']) $msg_success = $res['message']; else $msg_error = $res['message'];
+    } elseif ($action === 'update_admin_email' && is_owner()) {
+        $new_email = trim($_POST['admin_email'] ?? '');
+        if (!empty($new_email) && filter_var($new_email, FILTER_VALIDATE_EMAIL)) {
+            update_site_setting('admin_email', $new_email);
+            $msg_success = "Email dell'amministratore di sistema aggiornata con successo!";
+        } else {
+            $msg_error = "Inserisci un indirizzo email valido per l'amministratore di sistema.";
+        }
     }
 }
 
@@ -48,6 +56,7 @@ foreach ($all_blocknotes as $bn) {
 
 $site_title = get_site_setting('site_title', 'sld-blocknotes');
 $site_favicon = get_site_setting('site_favicon', 'assets/img/favicon.png');
+$admin_email = get_site_setting('admin_email', '[email protected]');
 ?>
 
 <main class="main-content">
@@ -96,6 +105,18 @@ $site_favicon = get_site_setting('site_favicon', 'assets/img/favicon.png');
           </button>
         </form>
 
+        <!-- Modifica Email Amministratore -->
+        <form action="index.php?page=admin_users" method="POST">
+          <input type="hidden" name="action" value="update_admin_email">
+          <div class="form-group">
+            <label for="admin_email"><?= __('label_admin_email') ?></label>
+            <input type="email" name="admin_email" id="admin_email" class="form-control" value="<?= htmlspecialchars($admin_email) ?>" required placeholder="<?= htmlspecialchars(__('placeholder_admin_email')) ?>">
+          </div>
+          <button type="submit" class="btn btn-primary" style="margin-top: 0.5rem;">
+            <?= __('btn_save_admin_email') ?>
+          </button>
+        </form>
+
         <!-- Caricamento Favicon -->
         <form action="index.php?page=admin_users" method="POST" enctype="multipart/form-data">
           <input type="hidden" name="action" value="upload_favicon">