fix: pc 文章分类搜索

app/index/view/pc/article/index.html

@@ -23,6 +23,7 @@
         <div class="categorySearch">
             <form action="{:url('article/index', ['pid' => $Request.param.pid])}" method="get">
                 <i class="search_icon"></i>
+                <input type="hidden" name="cid" value="{$Request.param.cid}" />
                 <input type="text" class="search" id="article-search-in" name="keywords" value="">
             </form>
         </div>