Update index.html

index.html

@@ -241,8 +241,25 @@ async function loadModel(repo, file) {
   } catch (e) {
     console.error(e);
     setStatus('Error al cargar el modelo');
-    addErr('No se pudo cargar el modelo: ' + (e?.message || e) +
-      '. Prueba a recargar la p\u00e1gina o a cambiar el archivo en Ajustes.');
+    addErr('No se pudo cargar el modelo: ' + (e?.message || e));
+    const retry = document.createElement('button');
+    retry.textContent = 'Limpiar cach\u00e9 y reintentar';
+    retry.style.cssText = 'margin-top:6px;background:var(--accent);border:none;color:#fff;border-radius:999px;padding:8px 14px;cursor:pointer;font-weight:700';
+    retry.addEventListener('click', async () => {
+      retry.disabled = true; retry.textContent = 'Limpiando\u2026';
+      try {
+        if ('caches' in window) for (const k of await caches.keys()) await caches.delete(k);
+        if (indexedDB.databases) for (const db of await indexedDB.databases())
+          await new Promise(r => { const q = indexedDB.deleteDatabase(db.name); q.onsuccess = q.onerror = q.onblocked = r; });
+        if (navigator.storage?.estimate) {
+          const dir = await navigator.storage.getDirectory().catch(() => null);
+          if (dir) for await (const k of dir.keys()) await dir.removeEntry(k, { recursive: true }).catch(() => {});
+        }
+      } catch (_) {}
+      loadModel(repo, file);
+    });
+    const errBox = chatEl.lastElementChild;
+    if (errBox) { errBox.appendChild(document.createElement('br')); errBox.appendChild(retry); }
   }
 }