fix: restyle pager chips and restore theme ad slots

Replace the loose page-count label with a SaBlog-style 6 / 316 chip, wire inject/stylevar HTML into list and post views, and flush page cache when ads are saved.

Co-authored-by: Cursor <cursoragent@cursor.com>

resources/views/partials/footer.blade.php

@@ -1,4 +1,4 @@
-@stack('theme:footer')
+@include('partials.theme-inject', ['point' => 'footer'])
 <footer class="site-footer">
     <div class="container">
         <p>

resources/views/partials/header.blade.php

@@ -29,4 +29,4 @@
         </nav>
     </div>
 </header>
-@stack('theme:header')
+@include('partials.theme-inject', ['point' => 'header'])

resources/views/partials/pagination-links.blade.php

@@ -1,6 +1,6 @@
 @if ($paginator->hasPages())
     <nav class="pagination-links" role="navigation" aria-label="分页">
-        <span class="pagination-info">第 {{ $paginator->currentPage() }} / {{ $paginator->lastPage() }} 页</span>
+        <span class="pagination-info">{{ $paginator->currentPage() }} / {{ $paginator->lastPage() }}</span>
 
         @if ($paginator->onFirstPage())
             <span class="disabled">&laquo;</span>

resources/views/partials/sidebar.blade.php

@@ -1,5 +1,5 @@
 <aside class="sidebar">
-    @stack('theme:sidebar_top')
+    @include('partials.theme-inject', ['point' => 'sidebar_top'])
     <section class="widget">
         <h3 class="widget-title">分类</h3>
         <ul class="widget-list">
@@ -84,5 +84,5 @@
             <li>标签：{{ $blogStats['tags'] }} 个</li>
         </ul>
     </section>
-@stack('theme:sidebar_bottom')
-

+    @include('partials.theme-inject', ['point' => 'sidebar_bottom'])
+</aside>

resources/views/partials/theme-inject.blade.php

@@ -0,0 +1,6 @@
+@php
+    $injected = trim($__env->yieldPushContent('theme:'.$point));
+@endphp
+@if($injected !== '')
+    <div class="theme-inject theme-inject-{{ $point }}">{!! $injected !!}</div>
+@endif