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/archives.blade.php

@@ -5,6 +5,7 @@
 <div class="container main-layout">
     <main class="content">
         <h1 class="list-title">文章归档</h1>
+        @include('partials.theme-inject', ['point' => 'content_top'])
 
         @forelse($archives as $year => $months)
             <h2 class="archive-year">{{ $year }} 年</h2>
@@ -24,6 +25,7 @@
         @empty
             <div class="empty">暂无归档</div>
         @endforelse
+        @include('partials.theme-inject', ['point' => 'content_bottom'])
     </main>
     @include('partials.sidebar')
 </div>