Add AI-check details modal on worker page and raise backup upload limit

public/worker.html

@@ -69,7 +69,7 @@
         <div class="audit-wrap">
           <table class="audit-table" id="recentTable">
             <thead>
-              <tr><th>Проверено</th><th>Ученик</th><th>Группа</th><th>Статус</th><th>Изменения</th></tr>
+              <tr><th>Проверено</th><th>Ученик</th><th>Группа</th><th>Статус</th><th>Изменения</th><th>Детали</th></tr>
             </thead>
             <tbody></tbody>
           </table>
@@ -95,6 +95,22 @@
     </div>
   </div>
 </div>
+<div class="modal-overlay" id="aiDetailModal">
+  <div class="edit-modal" style="max-width:680px">
+    <h3 id="aiDetailTitle">Детали ИИ-проверки</h3>
+    <div class="ai-detail-block">
+      <div class="ai-detail-label">Отправлено в модель</div>
+      <pre id="aiDetailInput"></pre>
+    </div>
+    <div class="ai-detail-block">
+      <div class="ai-detail-label">Ответ модели</div>
+      <pre id="aiDetailOutput"></pre>
+    </div>
+    <div class="card-foot" style="justify-content:flex-end;gap:8px">
+      <button type="button" class="cancel" id="aiDetailCloseBtn">Закрыть</button>
+    </div>
+  </div>
+</div>
 <div class="toast" id="toast"></div>
 <script src="vendor/lucide.min.js"></script>
 <script src="admin.js"></script>