quick search placeholder

resources/views/grid/quick-search.blade.php

@@ -1,6 +1,6 @@
 <form action="{!! $action !!}" pjax-container style="display: inline-block;">
     <div class="input-group input-group-sm quick-search" style="display: inline-block;">
-        <input type="text" name="{{ $key }}" class="form-control " style="width:200px;" value="{{ $value }}">
+        <input type="text" placeholder="{{ $placeholder }}" name="{{ $key }}" class="form-control " style="width:200px;" value="{{ $value }}">
 
         <div class="input-group-btn" style="display: inline-block;">
             <button type="submit" class="btn btn-primary"><i class="fa fa-search"></i></button>

src/Grid/Tools/QuickSearch.php

@@ -26,6 +26,7 @@ class QuickSearch extends AbstractTool
             'action' => request()->url() . '?' . http_build_query($query),
             'key' => QuickSearchConcerns::$searchKey,
             'value' => request(QuickSearchConcerns::$searchKey),
+            'placeholder' => trans('admin.search'),
         ];
 
         return view($this->view, $vars);