fix(platform): avoid false storage error while health loads

vehicle-data-platform/apps/web/src/pages/Quality.tsx

@@ -18,7 +18,8 @@ function formatLag(value?: number | null) {
 }
 
 function storageReadStatus(health: OpsHealth | null) {
-  return health?.tdengineWritable && health.mysqlWritable ? 'ok' : 'error';
+  if (!health) return 'pending';
+  return health.tdengineWritable && health.mysqlWritable ? 'ok' : 'error';
 }
 
 function formatRequestTimeout(health: OpsHealth | null) {
@@ -191,7 +192,9 @@ export function Quality({
         <Col span={6}><Card bordered title="BFF 请求超时">{formatRequestTimeout(health)}</Card></Col>
         <Col span={6}>
           <Card bordered title="存储读取">
-            <Tag color={statusColor[storageReadStatus(health)]}>{storageReadStatus(health) === 'ok' ? '正常' : '异常'}</Tag>
+            <Tag color={statusColor[storageReadStatus(health)] ?? 'grey'}>
+              {storageReadStatus(health) === 'pending' ? '检测中' : storageReadStatus(health) === 'ok' ? '正常' : '异常'}
+            </Tag>
           </Card>
         </Col>
       </Row>