删除了一些没什么用的代码

backend/src/main/java/com/backend/mapper/UserMapper.java

@@ -16,9 +16,6 @@ public interface UserMapper {
     @Update("update user set nickname=#{nickname}, phone=#{phone}, email=#{email}, update_time=now() where id=#{id}")
     void update(final User user);
 
-    @Update("update user set user_pic=#{url}, update_time=now() where id=#{id}")
-    void updateAvatar(final String url, final Integer id);
-
     @Update("update user set password=#{md5String}, update_time=now() where id=#{id}")
     void updatePwd(final String md5String, final Integer id);
 }

backend/src/main/java/com/backend/service/impl/UserServiceImpl.java

@@ -32,7 +32,6 @@ public class UserServiceImpl implements UserService {
         userMapper.update(user);
     }
 
-
     @Override
     public void updatePwd(final String newPwd) {
         final String md5String = Md5Util.getMD5String(newPwd);

frontend/src/View/Layout.vue

@@ -45,7 +45,6 @@
       <el-header>
         <div>欢迎您:
           <strong>{{ userInfoStore.userInfo.nickname }}{{ userInfoStore.userInfo.isCourier === 1 ? ' 快递员' : ' 用户' }}</strong>
-<!--          <strong>{{ userInfoStore.userInfo.nickname }}</strong>-->
         </div>
         <el-dropdown placement="bottom-end" @command="handleCommand">
                     <span class="el-dropdown__box">

frontend/src/api/express.js

@@ -1,19 +0,0 @@
-import request from "@/utils/request";
-
-
-export const expressListService = (params) => {
-    return request.get('/express', {params})
-}
-
-export const expressAddService = (expressData) => {
-    return request.post('/express', expressData)
-}
-
-export const expressUpdateService = (expressData) => {
-    return request.put('/express', expressData)
-}
-
-export const expressDeleteService = (id) => {
-    return request.delete('/express?id=' + id)
-}
-