refactor(dashboard): reuse billingEntryLinks and add subscriptionQuickLinks

resources/views/admin/dashboard.blade.php

@@ -33,6 +33,7 @@
     ];
 
     $subscriptionQuickLinks = [
+        'site_subscriptions' => \App\Support\BackUrl::withBack('/admin/site-subscriptions', $selfWithoutBack),
         'expiring_7d' => \App\Support\BackUrl::withBack('/admin/site-subscriptions?expiry=expiring_7d', $selfWithoutBack),
         'expired' => \App\Support\BackUrl::withBack('/admin/site-subscriptions?expiry=expired', $selfWithoutBack),
     ];
@@ -681,10 +682,7 @@
     <div class="card">
         <div class="flex-between">
             <h3 class="mt-0">套餐订单占比（Top5）</h3>
-            @php
-                $plansIndexUrl = \App\Support\BackUrl::withBack('/admin/plans', $selfWithoutBack);
-            @endphp
-            <a class="muted" href="{!! $plansIndexUrl !!}">查看套餐</a>
+            <a class="muted" href="{!! $billingEntryLinks['plans'] !!}">查看套餐</a>
         </div>
 
         <div class="muted">近7天｜按订单数统计</div>