feat: Version 3.3.5 - Optimisations pages, améliorations ergonomie et affichages dynamiques stats

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Co-Authored-By: Claude <noreply@anthropic.com>

api/docs/geo_app.sql

@@ -68,7 +68,9 @@ CREATE TABLE `email_queue` (
   `headers` text DEFAULT NULL,
   `created_at` timestamp NULL DEFAULT current_timestamp(),
   `status` enum('pending','sent','failed') DEFAULT 'pending',
+  `sent_at` timestamp NULL DEFAULT NULL,
   `attempts` int(10) unsigned DEFAULT 0,
+  `error_message` text DEFAULT NULL,
   PRIMARY KEY (`id`)
 ) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci `PAGE_COMPRESSED`='ON';