fix: [19578] 新增请款单-账期按天，需限制只能输入整数

src/pages/balance/businessRequestFunds/admin/add.tsx

@@ -362,7 +362,17 @@ const Add = () => {
             <Col>
               <Form.Item
                 name='payDate'
-                rules={[{ required: true, message: '请选择账期' }]}
+                rules={[
+                  { required: true, message: '请选择账期' },
+                  {
+                    validator: (_, value) => {
+                      if (!(/(^[1-9]\d*$)/.test(value))) {
+                        return Promise.reject(new Error('请输入整数'))
+                      }
+                      return Promise.resolve()
+                    }
+                  },
+                ]}
               >
                 <Input placeholder={'请输入账期'} addonAfter={'天'} />
               </Form.Item>