增加从环境变量获取配置&修复修改密码失败的bug&增加退出登录&修复新增用户无法登录的bug

web/src/components/dashboard/Dashboard.js

@@ -1,11 +1,12 @@
 import React, {Component} from 'react';
-import {Card, Col, PageHeader, Radio, Row, Statistic} from "antd";
+import {Button, Card, Col, PageHeader, Radio, Row, Statistic} from "antd";
 import {DesktopOutlined, IdcardOutlined, LinkOutlined, UserOutlined} from '@ant-design/icons';
 import {itemRender} from '../../utils/utils'
 import request from "../../common/request";
 import './Dashboard.css'
 import {Link} from "react-router-dom";
 import {Area} from '@ant-design/charts';
+import Logout from "../user/Logout";
 
 
 const routes = [
@@ -86,6 +87,9 @@ class Dashboard extends Component {
                         itemRender: itemRender
                     }}
                     subTitle="仪表盘"
+                    extra={[
+                        <Logout/>
+                    ]}
                 >
                 </PageHeader>