fix(Admin): 修复律师协约收入控制器权限问题

- 新增删除按钮权限检查，无权限时隐藏删除按钮
- 保持代码格式一致性，移除多余空行

app/Admin/Controllers/LawyerCovenantIncomeController.php

@@ -24,7 +24,7 @@ protected function grid()
     {
         return Grid::make(new Covenant(), function (Grid $grid) {
             $grid->model()->whereNull('deleted_at'); // 新增这行
-            
+
             $lawyerID = $grid->model()->filter()->input('no') ?? ''; //律师ID
             if ($lawyerID) {
                 $grid->model()->where('lawyer_id', $lawyerID);
@@ -49,6 +49,11 @@ protected function grid()
             $grid->disableEditButton();
             $grid->disableRowSelector();
 
+            // 检查是否有删除权限，没有则隐藏删除按钮
+            if (!Admin::user()->can('delete')) {
+                $grid->disableDeleteButton();
+            }
+
             $grid->filter(function (Grid\Filter $filter) {
                 // 更改为 panel 布局
                 $filter->panel();
@@ -90,7 +95,7 @@ protected function grid()
                     $actions->append('<a href="/view-covenant-invoiced?cid=' . $cid . '" alt="查看开票" >查看开票</a>');
                 }
             });
-            
+
             // 添加分页设置
             $grid->paginate(50); // 默认每页50条
             $grid->perPages([10, 20, 50, 100]); // 可选分页大小