fix: 优化部门管理页面表格布局

- 部门名称列使用 min-width 自动扩展填充
- 调整排序列和操作列宽度
- 消除右侧空白区域

frontend/ruoyi-ui/src/views/system/dept/index.vue

@@ -55,8 +55,8 @@
          :default-expand-all="isExpandAll"
          :tree-props="{ children: 'children', hasChildren: 'hasChildren' }"
       >
-         <el-table-column prop="deptName" label="部门名称" width="260"></el-table-column>
-         <el-table-column prop="orderNum" label="排序" width="200"></el-table-column>
+         <el-table-column prop="deptName" label="部门名称" min-width="200"></el-table-column>
+         <el-table-column prop="orderNum" label="排序" width="80"></el-table-column>
          <el-table-column prop="status" label="状态" width="100">
             <template #default="scope">
                <dict-tag :options="sys_normal_disable" :value="scope.row.status" />
@@ -67,7 +67,7 @@
                <span>{{ parseTime(scope.row.createTime) }}</span>
             </template>
          </el-table-column>
-         <el-table-column label="操作" align="center" class-name="small-padding fixed-width">
+         <el-table-column label="操作" align="center" width="200" class-name="small-padding fixed-width">
             <template #default="scope">
                <el-button link type="primary" icon="Edit" @click="handleUpdate(scope.row)" v-hasPermi="['system:dept:edit']">修改</el-button>
                <el-button link type="primary" icon="Plus" @click="handleAdd(scope.row)" v-hasPermi="['system:dept:add']">新增</el-button>