feat: AI余额定时自动同步（CLI脚本+systemd每日timer+批量同步接口+前端按钮）

static/js/app.js

@@ -226,6 +226,7 @@ const AssetsView = {
         <option value="">全部状态</option>
         <option v-for="(l,k) in Fmt.STATUS_LABELS" :key="k" :value="k">{{ l }}</option>
       </select>
+      <button @click="syncAllAI" class="text-sm px-3 py-1.5 rounded-lg border border-violet-300 dark:border-violet-700 text-violet-600 dark:text-violet-400 hover:bg-violet-50 dark:hover:bg-violet-900/20">同步AI余额</button>
       <span class="ml-auto text-xs text-slate-400">共 {{ store.assets.length }} 条</span>
     </div>
 
@@ -297,7 +298,15 @@ const AssetsView = {
         await loadAssets();
       } catch (e) { alert('刷新失败：' + e.message); }
     }
-    return { store, Fmt, reload: loadAssets, edit: openAssetEdit, del: deleteAsset, viewServer, refreshBalance };
+    async function syncAllAI() {
+      if (!confirm('同步所有 AI 账号的余额？')) return;
+      try {
+        const r = await Api.post('/sync/ai-balances', {});
+        alert('同步完成：成功 ' + r.success + '，失败 ' + r.failed + (r.errors && r.errors.length ? '\n' + r.errors.join('\n') : ''));
+        await loadAssets();
+      } catch (e) { alert('同步失败：' + e.message); }
+    }
+    return { store, Fmt, reload: loadAssets, edit: openAssetEdit, del: deleteAsset, viewServer, refreshBalance, syncAllAI };
   },
 };