chore: 采购竞价-新增-竞价单摘要增加placeholder

src/pages/transaction/purchaseAbility/purchaseBid/readyAdd/components/basic.tsx

@@ -216,7 +216,7 @@ const BasicInfo: React.FC<Iprops> = (props: any) => {
                     name='details'
                     rules={[{ required: true, message: '请输入竞价单摘要' }]}
                 >
-                    <Input maxLength={30} />
+                    <Input maxLength={30} placeholder='最长60个字符，30个汉字' />
                 </Form.Item>
                 <Form.Item
                     label={<Tooltip placement="right" title='设置了归属地市后，此商品可根据地市进行筛选，未设置时默认为所有地市'>适用地市<QuestionCircleOutlined style={{ marginLeft: '5px' }} /></Tooltip>}