feat: 打磨报告页和内容详情页

app/templates/items/detail.html

@@ -17,10 +17,12 @@
   </div>
 </div>
 {% if report %}
-<section class="card mb-4"><div class="card-body">
-  <p class="lead">{{ report.summary }}</p>
-  <pre class="bg-light p-3">{{ report.markdown_content }}</pre>
-</div></section>
+  {% include "partials/report_panel.html" %}
+{% else %}
+  <div class="text-center text-muted py-5">
+    <div class="spinner-border text-warning mb-3" role="status"></div>
+    <p>报告生成中，请稍候...</p>
+  </div>
 {% endif %}
 <section class="card"><div class="card-header">评论明细</div><div class="table-responsive">
   <table class="table mb-0"><thead><tr><th>评论内容</th><th>情绪</th><th>标签</th><th>点赞</th></tr></thead><tbody>