chore(admin-ui): introduce list-card component and apply to subscriptions index

resources/views/admin/site_subscriptions/index.blade.php

@@ -265,9 +265,14 @@
     </div>
 </div>
 
-<div class="card">
-    <h3>订阅列表</h3>
-    <table>
+<div class="card list-card">
+    <div class="list-card-header">
+        <div>
+            <h3 class="list-card-title">订阅列表</h3>
+        </div>
+    </div>
+    <div class="list-card-body">
+    <table class="list-card-table">
         <thead>
         <tr>
             <th>ID</th>
@@ -406,6 +411,7 @@
         @endforelse
         </tbody>
     </table>
+    </div>
 </div>
 
 <div class="pagination-wrap">{{ $subscriptions->links() }}</div>