style: 优化前端代码格式和样式顺序

refactor: 调整样式属性顺序以提高可读性
fix: 修复请求异常处理中的错误日志输出
chore: 添加stylelint相关依赖和配置
docs: 更新存储工具类的文档注释

frontend/src/views/module_system/auth/index.vue

@@ -116,13 +116,9 @@ onMounted(() => {
   justify-content: center;
   width: 100%;
   height: 100%;
-}
-
-// 添加伪元素作为背景层
-.login-container {
+  background-repeat: no-repeat;
   background-position: center center;
   background-size: cover;
-  background-repeat: no-repeat;
 }
 
 .action-bar {

frontend/src/views/module_system/role/components/PermissonDrawer.vue

@@ -53,7 +53,7 @@
                 default-expand-all
                 :highlight-current="true"
                 :check-strictly="!parentChildLinked"
-                style="height: calc(100% - 60px); overflow-y: auto; margin-top: 10px"
+                style="height: calc(100% - 60px); margin-top: 10px; overflow-y: auto"
                 @check="deptTreeCheck"
               >
                 <template #empty>
@@ -119,7 +119,7 @@
             default-expand-all
             :highlight-current="true"
             :check-strictly="!parentChildLinked"
-            style="height: calc(100% - 60px); overflow: auto; margin-top: 10px"
+            style="height: calc(100% - 60px); margin-top: 10px; overflow: auto"
             @check="menuTreeCheck"
           >
             <template #empty>